598602631 has 4 divisors (see below), whose sum is σ = 653021064. Its totient is φ = 544184200.

The previous prime is 598602593. The next prime is 598602637. The reversal of 598602631 is 136206895.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 598602631 - 2¹³ = 598594439 is a prime.

It is a super-2 number, since 2×598602631² = 716650219680244322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (598602637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27209200 + ... + 27209221.

It is an arithmetic number, because the mean of its divisors is an integer number (163255266).

Almost surely, 2^598602631 is an apocalyptic number.

598602631 is a deficient number, since it is larger than the sum of its proper divisors (54418433).

598602631 is a wasteful number, since it uses less digits than its factorization.

598602631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54418432.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 598602631 is about 24466.3571256532. The cubic root of 598602631 is about 842.7773859675. Note that the first 3 decimals are identical.

The spelling of 598602631 in words is "five hundred ninety-eight million, six hundred two thousand, six hundred thirty-one".