64354238 has 8 divisors (see below), whose sum is σ = 103956888. Its totient is φ = 29701944.

The previous prime is 64354229. The next prime is 64354247. The reversal of 64354238 is 83245346.

It is an interprime number because it is at equal distance from previous prime (64354229) and next prime (64354247).

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

It is a junction number, because it is equal to n+sod(n) for n = 64354198 and 64354207.

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, 1237556 + ... + 1237607.

It is an arithmetic number, because the mean of its divisors is an integer number (12994611).

Almost surely, 2^64354238 is an apocalyptic number.

64354238 is a deficient number, since it is larger than the sum of its proper divisors (39602650).

64354238 is a wasteful number, since it uses less digits than its factorization.

64354238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475178.

The product of its digits is 69120, while the sum is 35.

The square root of 64354238 is about 8022.1093236131. The cubic root of 64354238 is about 400.7366384102.

The spelling of 64354238 in words is "sixty-four million, three hundred fifty-four thousand, two hundred thirty-eight".