61598164 has 12 divisors (see below), whose sum is σ = 107851744. Its totient is φ = 30783384.

The previous prime is 61598149. The next prime is 61598179. The reversal of 61598164 is 46189516.

It is an interprime number because it is at equal distance from previous prime (61598149) and next prime (61598179).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13387 + ... + 17389.

Almost surely, 2^61598164 is an apocalyptic number.

It is an amenable number.

61598164 is a deficient number, since it is larger than the sum of its proper divisors (46253580).

61598164 is a wasteful number, since it uses less digits than its factorization.

61598164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7854 (or 7852 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 61598164 is about 7848.4497832375. The cubic root of 61598164 is about 394.9322406871.

The spelling of 61598164 in words is "sixty-one million, five hundred ninety-eight thousand, one hundred sixty-four".