64710394 has 16 divisors (see below), whose sum is σ = 112496256. Its totient is φ = 27342000.

The previous prime is 64710389. The next prime is 64710407. The reversal of 64710394 is 49301746.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31557 + ... + 33544.

It is an arithmetic number, because the mean of its divisors is an integer number (7031016).

Almost surely, 2^64710394 is an apocalyptic number.

64710394 is a deficient number, since it is larger than the sum of its proper divisors (47785862).

64710394 is a wasteful number, since it uses less digits than its factorization.

64710394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65181.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 64710394 is about 8044.2770961722. The cubic root of 64710394 is about 401.4745451124.

The spelling of 64710394 in words is "sixty-four million, seven hundred ten thousand, three hundred ninety-four".