380791386 has 24 divisors (see below), whose sum is σ = 832762944. Its totient is φ = 125743560.

The previous prime is 380791361. The next prime is 380791409. The reversal of 380791386 is 683197083.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96930 + ... + 100781.

It is an arithmetic number, because the mean of its divisors is an integer number (34698456).

Almost surely, 2^380791386 is an apocalyptic number.

380791386 is an abundant number, since it is smaller than the sum of its proper divisors (451971558).

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

380791386 is a wasteful number, since it uses less digits than its factorization.

380791386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197826 (or 197823 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 380791386 is about 19513.8767547610. The cubic root of 380791386 is about 724.8181143412.

The spelling of 380791386 in words is "three hundred eighty million, seven hundred ninety-one thousand, three hundred eighty-six".