1061964228 has 72 divisors (see below), whose sum is σ = 2841114528. Its totient is φ = 307527168.

The previous prime is 1061964227. The next prime is 1061964229. The reversal of 1061964228 is 8224691601.

1061964228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1061964227) and next prime (1061964229).

It is a super-2 number, since 2×1061964228² = 2255536043103271968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1061964227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19075 + ... + 49877.

It is an arithmetic number, because the mean of its divisors is an integer number (39459924).

Almost surely, 2^1061964228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061964228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1420557264).

1061964228 is an abundant number, since it is smaller than the sum of its proper divisors (1779150300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1061964228 is a wasteful number, since it uses less digits than its factorization.

1061964228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30853 (or 30838 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1061964228 is about 32587.7926223916. The cubic root of 1061964228 is about 1020.2422300522.

It can be divided in two parts, 10619 and 64228, that added together give a palindrome (74847).

The spelling of 1061964228 in words is "one billion, sixty-one million, nine hundred sixty-four thousand, two hundred twenty-eight".