385565764 has 12 divisors (see below), whose sum is σ = 675136000. Its totient is φ = 192669768.

The previous prime is 385565753. The next prime is 385565773. The reversal of 385565764 is 467565583.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20364 + ... + 34435.

Almost surely, 2^385565764 is an apocalyptic number.

It is an amenable number.

385565764 is a deficient number, since it is larger than the sum of its proper divisors (289570236).

385565764 is a wasteful number, since it uses less digits than its factorization.

385565764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56562 (or 56560 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 49.

The square root of 385565764 is about 19635.8285794106. The cubic root of 385565764 is about 727.8348078474.

The spelling of 385565764 in words is "three hundred eighty-five million, five hundred sixty-five thousand, seven hundred sixty-four".