1052900720 has 40 divisors (see below), whose sum is σ = 2450936880. Its totient is φ = 420654080.

The previous prime is 1052900707. The next prime is 1052900731. The reversal of 1052900720 is 270092501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1052900720² = 2217199852353036800, 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 1052900720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63011 + ... + 77949.

It is an arithmetic number, because the mean of its divisors is an integer number (61273422).

Almost surely, 2^1052900720 is an apocalyptic number.

1052900720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052900720 is an abundant number, since it is smaller than the sum of its proper divisors (1398036160).

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

1052900720 is a wasteful number, since it uses less digits than its factorization.

1052900720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15833 (or 15827 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 1052900720 is about 32448.4317032426. The cubic root of 1052900720 is about 1017.3314585402.

The spelling of 1052900720 in words is "one billion, fifty-two million, nine hundred thousand, seven hundred twenty".