1065224100 has 72 divisors (see below), whose sum is σ = 3089107840. Its totient is φ = 283409280.

The previous prime is 1065224099. The next prime is 1065224141. The reversal of 1065224100 is 14225601.

It is a super-2 number, since 2×1065224100² = 2269404766441620000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135066 + ... + 142734.

Almost surely, 2^1065224100 is an apocalyptic number.

1065224100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065224100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1544553920).

1065224100 is an abundant number, since it is smaller than the sum of its proper divisors (2023883740).

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

1065224100 is a wasteful number, since it uses less digits than its factorization.

1065224100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8149 (or 8142 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1065224100 is about 32637.7710636005. The cubic root of 1065224100 is about 1021.2850968753.

Adding to 1065224100 its reverse (14225601), we get a palindrome (1079449701).

The spelling of 1065224100 in words is "one billion, sixty-five million, two hundred twenty-four thousand, one hundred".