64746364 has 12 divisors (see below), whose sum is σ = 115227000. Its totient is φ = 31824368.

The previous prime is 64746361. The next prime is 64746373. The reversal of 64746364 is 46364746.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64746361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136939 + ... + 137410.

It is an arithmetic number, because the mean of its divisors is an integer number (9602250).

Almost surely, 2^64746364 is an apocalyptic number.

It is an amenable number.

64746364 is a deficient number, since it is larger than the sum of its proper divisors (50480636).

64746364 is a wasteful number, since it uses less digits than its factorization.

64746364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274412 (or 274410 counting only the distinct ones).

The product of its digits is 290304, while the sum is 40.

The square root of 64746364 is about 8046.5125364968. The cubic root of 64746364 is about 401.5489193800.

The spelling of 64746364 in words is "sixty-four million, seven hundred forty-six thousand, three hundred sixty-four".