380646630 has 96 divisors (see below), whose sum is σ = 1218095424. Its totient is φ = 80310528.

The previous prime is 380646611. The next prime is 380646647. The reversal of 380646630 is 36646083.

380646630 is a `hidden beast` number, since 3 + 8 + 0 + 646 + 6 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15049 + ... + 31428.

It is an arithmetic number, because the mean of its divisors is an integer number (12688494).

Almost surely, 2^380646630 is an apocalyptic number.

380646630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

380646630 is an abundant number, since it is smaller than the sum of its proper divisors (837448794).

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

380646630 is a wasteful number, since it uses less digits than its factorization.

380646630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46510 (or 46507 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 380646630 is about 19510.1673493592. The cubic root of 380646630 is about 724.7262573361.

The spelling of 380646630 in words is "three hundred eighty million, six hundred forty-six thousand, six hundred thirty".