64012357 has 8 divisors (see below), whose sum is σ = 66407040. Its totient is φ = 61657440.

The previous prime is 64012307. The next prime is 64012379. The reversal of 64012357 is 75321046.

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

It is not a de Polignac number, because 64012357 - 2⁷ = 64012229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64012307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6643 + ... + 13120.

It is an arithmetic number, because the mean of its divisors is an integer number (8300880).

Almost surely, 2^64012357 is an apocalyptic number.

It is an amenable number.

64012357 is a deficient number, since it is larger than the sum of its proper divisors (2394683).

64012357 is a wasteful number, since it uses less digits than its factorization.

64012357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19883.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 64012357 is about 8000.7722752244. The cubic root of 64012357 is about 400.0257420933.

The spelling of 64012357 in words is "sixty-four million, twelve thousand, three hundred fifty-seven".