64862854 has 16 divisors (see below), whose sum is σ = 117734688. Its totient is φ = 26163072.

The previous prime is 64862807. The next prime is 64862857. The reversal of 64862854 is 45826846.

It is a self number, because there is not a number n which added to its sum of digits gives 64862854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64862857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136029 + ... + 136504.

It is an arithmetic number, because the mean of its divisors is an integer number (7358418).

Almost surely, 2^64862854 is an apocalyptic number.

64862854 is a deficient number, since it is larger than the sum of its proper divisors (52871834).

64862854 is a wasteful number, since it uses less digits than its factorization.

64862854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272559.

The product of its digits is 368640, while the sum is 43.

The square root of 64862854 is about 8053.7478232187. The cubic root of 64862854 is about 401.7895939433.

The spelling of 64862854 in words is "sixty-four million, eight hundred sixty-two thousand, eight hundred fifty-four".