64679086 has 4 divisors (see below), whose sum is σ = 97018632. Its totient is φ = 32339542.

The previous prime is 64679057. The next prime is 64679089. The reversal of 64679086 is 68097646.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64679089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16169770 + ... + 16169773.

It is an arithmetic number, because the mean of its divisors is an integer number (24254658).

Almost surely, 2^64679086 is an apocalyptic number.

64679086 is a deficient number, since it is larger than the sum of its proper divisors (32339546).

64679086 is a wasteful number, since it uses less digits than its factorization.

64679086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32339545.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 64679086 is about 8042.3308810319. The cubic root of 64679086 is about 401.4097879077.

The spelling of 64679086 in words is "sixty-four million, six hundred seventy-nine thousand, eighty-six".