1057229652 has 24 divisors (see below), whose sum is σ = 2472500800. Its totient is φ = 351605376.

The previous prime is 1057229647. The next prime is 1057229653. The reversal of 1057229652 is 2569227501.

It is a super-2 number, since 2×1057229652² = 2235469074136082208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1057229652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057229653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95077 + ... + 105612.

Almost surely, 2^1057229652 is an apocalyptic number.

1057229652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1057229652 is an abundant number, since it is smaller than the sum of its proper divisors (1415271148).

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

1057229652 is a wasteful number, since it uses less digits than its factorization.

1057229652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201135 (or 201133 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 1057229652 is about 32515.0680762012. The cubic root of 1057229652 is about 1018.7237825714.

The spelling of 1057229652 in words is "one billion, fifty-seven million, two hundred twenty-nine thousand, six hundred fifty-two".