64682426 has 4 divisors (see below), whose sum is σ = 97023642. Its totient is φ = 32341212.

The previous prime is 64682407. The next prime is 64682447. The reversal of 64682426 is 62428646.

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., 58507201 + 6175225 = 7649^2 + 2485^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 64682426.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16170605 + ... + 16170608.

Almost surely, 2^64682426 is an apocalyptic number.

64682426 is a deficient number, since it is larger than the sum of its proper divisors (32341216).

64682426 is a wasteful number, since it uses less digits than its factorization.

64682426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32341215.

The product of its digits is 110592, while the sum is 38.

The square root of 64682426 is about 8042.5385295938. The cubic root of 64682426 is about 401.4166973314.

The spelling of 64682426 in words is "sixty-four million, six hundred eighty-two thousand, four hundred twenty-six".