64246042 has 16 divisors (see below), whose sum is σ = 112698432. Its totient is φ = 26893440.

The previous prime is 64246027. The next prime is 64246079. The reversal of 64246042 is 24064246.

It is a self number, because there is not a number n which added to its sum of digits gives 64246042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52759 + ... + 53962.

It is an arithmetic number, because the mean of its divisors is an integer number (7043652).

Almost surely, 2^64246042 is an apocalyptic number.

64246042 is a deficient number, since it is larger than the sum of its proper divisors (48452390).

64246042 is a wasteful number, since it uses less digits than its factorization.

64246042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106773.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 64246042 is about 8015.3628738816. The cubic root of 64246042 is about 400.5119320345.

The spelling of 64246042 in words is "sixty-four million, two hundred forty-six thousand, forty-two".