64000624 has 10 divisors (see below), whose sum is σ = 124001240. Its totient is φ = 32000304.

The previous prime is 64000613. The next prime is 64000637. The reversal of 64000624 is 42600046.

64000624 is a modest number, since divided by 624 gives 64 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 64000595 and 64000604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000004 + ... + 2000035.

It is an arithmetic number, because the mean of its divisors is an integer number (12400124).

Almost surely, 2^64000624 is an apocalyptic number.

It is an amenable number.

64000624 is a deficient number, since it is larger than the sum of its proper divisors (60000616).

64000624 is a wasteful number, since it uses less digits than its factorization.

64000624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4000047 (or 4000041 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 64000624 is about 8000.0389999049. The cubic root of 64000624 is about 400.0012999958.

The spelling of 64000624 in words is "sixty-four million, six hundred twenty-four", and thus it is an aban number.