597425640 has 96 divisors (see below), whose sum is σ = 2084914080. Its totient is φ = 136553088.

The previous prime is 597425639. The next prime is 597425641. The reversal of 597425640 is 46524795.

597425640 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (597425639) and next prime (597425641).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 597425592 and 597425601.

It is not an unprimeable number, because it can be changed into a prime (597425641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44922 + ... + 56681.

It is an arithmetic number, because the mean of its divisors is an integer number (21717855).

Almost surely, 2^597425640 is an apocalyptic number.

It is an amenable number.

597425640 is an abundant number, since it is smaller than the sum of its proper divisors (1487488440).

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

597425640 is a wasteful number, since it uses less digits than its factorization.

597425640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101631 (or 101620 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 597425640 is about 24442.2920365501. The cubic root of 597425640 is about 842.2246585618.

The spelling of 597425640 in words is "five hundred ninety-seven million, four hundred twenty-five thousand, six hundred forty".