385272996 has 12 divisors (see below), whose sum is σ = 898970352. Its totient is φ = 128424328.

The previous prime is 385272973. The next prime is 385273043. The reversal of 385272996 is 699272583.

It is a tau number, because it is divible by the number of its divisors (12).

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, 16053030 + ... + 16053053.

It is an arithmetic number, because the mean of its divisors is an integer number (74914196).

Almost surely, 2^385272996 is an apocalyptic number.

It is an amenable number.

385272996 is an abundant number, since it is smaller than the sum of its proper divisors (513697356).

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

385272996 is a wasteful number, since it uses less digits than its factorization.

385272996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32106090 (or 32106088 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 385272996 is about 19628.3722198251. The cubic root of 385272996 is about 727.6505412298.

The spelling of 385272996 in words is "three hundred eighty-five million, two hundred seventy-two thousand, nine hundred ninety-six".