64395958 has 12 divisors (see below), whose sum is σ = 106173900. Its totient is φ = 29270780.

The previous prime is 64395943. The next prime is 64395973. The reversal of 64395958 is 85959346.

It is an interprime number because it is at equal distance from previous prime (64395943) and next prime (64395973).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132808 + ... + 133291.

It is an arithmetic number, because the mean of its divisors is an integer number (8847825).

Almost surely, 2^64395958 is an apocalyptic number.

64395958 is a deficient number, since it is larger than the sum of its proper divisors (41777942).

64395958 is a wasteful number, since it uses less digits than its factorization.

64395958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266123 (or 266112 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

The square root of 64395958 is about 8024.7092159156. The cubic root of 64395958 is about 400.8232171217.

The spelling of 64395958 in words is "sixty-four million, three hundred ninety-five thousand, nine hundred fifty-eight".