572326440 has 64 divisors (see below), whose sum is σ = 1962264960. Its totient is φ = 130817280.

The previous prime is 572326427. The next prime is 572326441. The reversal of 572326440 is 44623275.

It is not an unprimeable number, because it can be changed into a prime (572326441) 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, 339831 + ... + 341510.

It is an arithmetic number, because the mean of its divisors is an integer number (30660390).

Almost surely, 2^572326440 is an apocalyptic number.

It is an amenable number.

572326440 is an abundant number, since it is smaller than the sum of its proper divisors (1389938520).

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

572326440 is a wasteful number, since it uses less digits than its factorization.

572326440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681362 (or 681358 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 572326440 is about 23923.3450838297. The cubic root of 572326440 is about 830.2609331049.

The spelling of 572326440 in words is "five hundred seventy-two million, three hundred twenty-six thousand, four hundred forty".