1033222140 has 144 divisors (see below), whose sum is σ = 3231760896. Its totient is φ = 267033600.

The previous prime is 1033222133. The next prime is 1033222159. The reversal of 1033222140 is 412223301.

1033222140 = 5000² + 5001² + ... + 5040².

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1409214 + ... + 1409946.

It is an arithmetic number, because the mean of its divisors is an integer number (22442784).

Almost surely, 2^1033222140 is an apocalyptic number.

1033222140 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 1033222140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1615880448).

1033222140 is an abundant number, since it is smaller than the sum of its proper divisors (2198538756).

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

1033222140 is a wasteful number, since it uses less digits than its factorization.

1033222140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1033222140 is about 32143.7729583818. The cubic root of 1033222140 is about 1010.9536266507.

Adding to 1033222140 its reverse (412223301), we get a palindrome (1445445441).

The spelling of 1033222140 in words is "one billion, thirty-three million, two hundred twenty-two thousand, one hundred forty".