64514534 has 32 divisors (see below), whose sum is σ = 116852736. Its totient is φ = 26127360.

The previous prime is 64514521. The next prime is 64514543. The reversal of 64514534 is 43541546.

It is a self number, because there is not a number n which added to its sum of digits gives 64514534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16934 + ... + 20390.

It is an arithmetic number, because the mean of its divisors is an integer number (3651648).

Almost surely, 2^64514534 is an apocalyptic number.

64514534 is a deficient number, since it is larger than the sum of its proper divisors (52338202).

64514534 is a wasteful number, since it uses less digits than its factorization.

64514534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540.

The product of its digits is 28800, while the sum is 32.

The square root of 64514534 is about 8032.0939984540. The cubic root of 64514534 is about 401.0690859259.

The spelling of 64514534 in words is "sixty-four million, five hundred fourteen thousand, five hundred thirty-four".