1051997592 has 64 divisors (see below), whose sum is σ = 2677046400. Its totient is φ = 344448000.

The previous prime is 1051997581. The next prime is 1051997593. The reversal of 1051997592 is 2957991501.

It is a super-2 number, since 2×1051997592² = 2213397867147596928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051997593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321967 + ... + 325217.

It is an arithmetic number, because the mean of its divisors is an integer number (41828850).

Almost surely, 2^1051997592 is an apocalyptic number.

1051997592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1051997592 is an abundant number, since it is smaller than the sum of its proper divisors (1625048808).

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

1051997592 is a wasteful number, since it uses less digits than its factorization.

1051997592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496 (or 3492 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 48.

The square root of 1051997592 is about 32434.5123595222. The cubic root of 1051997592 is about 1017.0405025400.

The spelling of 1051997592 in words is "one billion, fifty-one million, nine hundred ninety-seven thousand, five hundred ninety-two".