385628332 has 24 divisors (see below), whose sum is σ = 712213040. Its totient is φ = 182191680.

The previous prime is 385628317. The next prime is 385628333. The reversal of 385628332 is 233826583.

It is a super-2 number, since 2×385628332² = 297418420882204448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (385628333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23782 + ... + 36562.

Almost surely, 2^385628332 is an apocalyptic number.

It is an amenable number.

385628332 is a deficient number, since it is larger than the sum of its proper divisors (326584708).

385628332 is a wasteful number, since it uses less digits than its factorization.

385628332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13201 (or 13199 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 385628332 is about 19637.4217248599. The cubic root of 385628332 is about 727.8741757144.

The spelling of 385628332 in words is "three hundred eighty-five million, six hundred twenty-eight thousand, three hundred thirty-two".