920572052 has 12 divisors (see below), whose sum is σ = 1641397716. Its totient is φ = 451601280.

The previous prime is 920572031. The next prime is 920572067. The reversal of 920572052 is 250275029.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 476374276 + 444197776 = 21826^2 + 21076^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170949 + ... + 2171372.

It is an arithmetic number, because the mean of its divisors is an integer number (136783143).

Almost surely, 2^920572052 is an apocalyptic number.

It is an amenable number.

920572052 is a deficient number, since it is larger than the sum of its proper divisors (720825664).

920572052 is a wasteful number, since it uses less digits than its factorization.

920572052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342378 (or 4342376 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 920572052 is about 30340.9303087430. The cubic root of 920572052 is about 972.7903682865.

The spelling of 920572052 in words is "nine hundred twenty million, five hundred seventy-two thousand, fifty-two".