64237714 has 4 divisors (see below), whose sum is σ = 96356574. Its totient is φ = 32118856.

The previous prime is 64237711. The next prime is 64237729. The reversal of 64237714 is 41773246.

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., 46471489 + 17766225 = 6817^2 + 4215^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 64237714.

It is not an unprimeable number, because it can be changed into a prime (64237711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16059427 + ... + 16059430.

Almost surely, 2^64237714 is an apocalyptic number.

64237714 is a deficient number, since it is larger than the sum of its proper divisors (32118860).

64237714 is a wasteful number, since it uses less digits than its factorization.

64237714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32118859.

The product of its digits is 28224, while the sum is 34.

The square root of 64237714 is about 8014.8433546764. The cubic root of 64237714 is about 400.4946256117.

The spelling of 64237714 in words is "sixty-four million, two hundred thirty-seven thousand, seven hundred fourteen".