385971706 has 16 divisors (see below), whose sum is σ = 614459520. Its totient is φ = 181205440.

The previous prime is 385971683. The next prime is 385971709. The reversal of 385971706 is 607179583.

It is not an unprimeable number, because it can be changed into a prime (385971709) 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, 1485 + ... + 27823.

It is an arithmetic number, because the mean of its divisors is an integer number (38403720).

Almost surely, 2^385971706 is an apocalyptic number.

385971706 is a deficient number, since it is larger than the sum of its proper divisors (228487814).

385971706 is a wasteful number, since it uses less digits than its factorization.

385971706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26789.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 385971706 is about 19646.1626278518. The cubic root of 385971706 is about 728.0901513060.

The spelling of 385971706 in words is "three hundred eighty-five million, nine hundred seventy-one thousand, seven hundred six".