385652564 has 12 divisors (see below), whose sum is σ = 736245888. Its totient is φ = 175296600.

The previous prime is 385652563. The next prime is 385652567. The reversal of 385652564 is 465256583.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 8764831 = 385652564 / (3 + 8 + 5 + 6 + 5 + 2 + 5 + 6 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385652563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4382372 + ... + 4382459.

It is an arithmetic number, because the mean of its divisors is an integer number (61353824).

Almost surely, 2^385652564 is an apocalyptic number.

It is an amenable number.

385652564 is a deficient number, since it is larger than the sum of its proper divisors (350593324).

385652564 is a wasteful number, since it uses less digits than its factorization.

385652564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8764846 (or 8764844 counting only the distinct ones).

The product of its digits is 864000, while the sum is 44.

The square root of 385652564 is about 19638.0387004405. The cubic root of 385652564 is about 727.8894213764.

The spelling of 385652564 in words is "three hundred eighty-five million, six hundred fifty-two thousand, five hundred sixty-four".