597368261 has 12 divisors (see below), whose sum is σ = 709685568. Its totient is φ = 501133752.

The previous prime is 597368257. The next prime is 597368269. The reversal of 597368261 is 162863795.

It is not a de Polignac number, because 597368261 - 2² = 597368257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (597368269) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127391 + ... + 131996.

It is an arithmetic number, because the mean of its divisors is an integer number (59140464).

Almost surely, 2^597368261 is an apocalyptic number.

It is an amenable number.

597368261 is a deficient number, since it is larger than the sum of its proper divisors (112317307).

597368261 is a wasteful number, since it uses less digits than its factorization.

597368261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259448 (or 259441 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 597368261 is about 24441.1182436483. The cubic root of 597368261 is about 842.1976942264.

The spelling of 597368261 in words is "five hundred ninety-seven million, three hundred sixty-eight thousand, two hundred sixty-one".