385099670 has 32 divisors (see below), whose sum is σ = 730791936. Its totient is φ = 145893600.

The previous prime is 385099661. The next prime is 385099681. The reversal of 385099670 is 76990583.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355 + ... + 27785.

It is an arithmetic number, because the mean of its divisors is an integer number (22837248).

Almost surely, 2^385099670 is an apocalyptic number.

385099670 is a deficient number, since it is larger than the sum of its proper divisors (345692266).

385099670 is a wasteful number, since it uses less digits than its factorization.

385099670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26516.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 385099670 is about 19623.9565327688. The cubic root of 385099670 is about 727.5414067748.

The spelling of 385099670 in words is "three hundred eighty-five million, ninety-nine thousand, six hundred seventy".