386774976 has 112 divisors (see below), whose sum is σ = 1198229760. Its totient is φ = 107796480.

The previous prime is 386774957. The next prime is 386775029. The reversal of 386774976 is 679477683.

It is a tau number, because it is divible by the number of its divisors (112).

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, 51595 + ... + 58613.

It is an arithmetic number, because the mean of its divisors is an integer number (10698480).

Almost surely, 2^386774976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 386774976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599114880).

386774976 is an abundant number, since it is smaller than the sum of its proper divisors (811454784).

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

386774976 is a wasteful number, since it uses less digits than its factorization.

386774976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7082 (or 7072 counting only the distinct ones).

The product of its digits is 10668672, while the sum is 57.

The square root of 386774976 is about 19666.5954348992. The cubic root of 386774976 is about 728.5948927248.

The spelling of 386774976 in words is "three hundred eighty-six million, seven hundred seventy-four thousand, nine hundred seventy-six".