64416934 has 8 divisors (see below), whose sum is σ = 96669720. Its totient is φ = 32193696.

The previous prime is 64416923. The next prime is 64416959. The reversal of 64416934 is 43961446.

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 = 64416893 and 64416902.

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, 739 + ... + 11374.

It is an arithmetic number, because the mean of its divisors is an integer number (12083715).

Almost surely, 2^64416934 is an apocalyptic number.

64416934 is a deficient number, since it is larger than the sum of its proper divisors (32252786).

64416934 is a wasteful number, since it uses less digits than its factorization.

64416934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14774.

The product of its digits is 62208, while the sum is 37.

The square root of 64416934 is about 8026.0160727474. The cubic root of 64416934 is about 400.8667330779.

It can be divided in two parts, 644 and 16934, that added together give a triangular number (17578 = T₁₈₇).

The spelling of 64416934 in words is "sixty-four million, four hundred sixteen thousand, nine hundred thirty-four".