385538736 has 40 divisors (see below), whose sum is σ = 1086519744. Its totient is φ = 116829760.

The previous prime is 385538729. The next prime is 385538737. The reversal of 385538736 is 637835583.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (385538737) 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 7 ways as a sum of consecutive naturals, for example, 364566 + ... + 365621.

Almost surely, 2^385538736 is an apocalyptic number.

It is an amenable number.

385538736 is an abundant number, since it is smaller than the sum of its proper divisors (700981008).

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

385538736 is a wasteful number, since it uses less digits than its factorization.

385538736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730209 (or 730203 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The square root of 385538736 is about 19635.1403356329. The cubic root of 385538736 is about 727.8178004773.

The spelling of 385538736 in words is "three hundred eighty-five million, five hundred thirty-eight thousand, seven hundred thirty-six".