597889961 has 8 divisors (see below), whose sum is σ = 616218240. Its totient is φ = 579795408.

The previous prime is 597889951. The next prime is 597889969. The reversal of 597889961 is 169988795.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 597889961 - 2¹⁸ = 597627817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 597889894 and 597889903.

It is not an unprimeable number, because it can be changed into a prime (597889969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53231 + ... + 63476.

It is an arithmetic number, because the mean of its divisors is an integer number (77027280).

Almost surely, 2^597889961 is an apocalyptic number.

It is an amenable number.

597889961 is a deficient number, since it is larger than the sum of its proper divisors (18328279).

597889961 is a wasteful number, since it uses less digits than its factorization.

597889961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116863.

The product of its digits is 9797760, while the sum is 62.

The square root of 597889961 is about 24451.7885030932. The cubic root of 597889961 is about 842.4427952366.

The spelling of 597889961 in words is "five hundred ninety-seven million, eight hundred eighty-nine thousand, nine hundred sixty-one".