64372514 has 4 divisors (see below), whose sum is σ = 96558774. Its totient is φ = 32186256.

The previous prime is 64372493. The next prime is 64372537. The reversal of 64372514 is 41527346.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 62173225 + 2199289 = 7885^2 + 1483^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16093127 + ... + 16093130.

Almost surely, 2^64372514 is an apocalyptic number.

64372514 is a deficient number, since it is larger than the sum of its proper divisors (32186260).

64372514 is a wasteful number, since it uses less digits than its factorization.

64372514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32186259.

The product of its digits is 20160, while the sum is 32.

The square root of 64372514 is about 8023.2483446544. The cubic root of 64372514 is about 400.7745699686.

The spelling of 64372514 in words is "sixty-four million, three hundred seventy-two thousand, five hundred fourteen".