64042716 has 24 divisors (see below), whose sum is σ = 149650704. Its totient is φ = 21316480.

The previous prime is 64042703. The next prime is 64042729. The reversal of 64042716 is 61724046.

It is an interprime number because it is at equal distance from previous prime (64042703) and next prime (64042729).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 5626 + ... + 12638.

It is an arithmetic number, because the mean of its divisors is an integer number (6235446).

Almost surely, 2^64042716 is an apocalyptic number.

It is an amenable number.

64042716 is an abundant number, since it is smaller than the sum of its proper divisors (85607988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64042716 is a wasteful number, since it uses less digits than its factorization.

64042716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7781 (or 7779 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 64042716 is about 8002.6693046758. The cubic root of 64042716 is about 400.0889718752.

The spelling of 64042716 in words is "sixty-four million, forty-two thousand, seven hundred sixteen".