376630666 has 8 divisors (see below), whose sum is σ = 567046980. Its totient is φ = 187615008.

The previous prime is 376630663. The next prime is 376630669. The reversal of 376630666 is 666036673.

It is an interprime number because it is at equal distance from previous prime (376630663) and next prime (376630669).

It can be written as a sum of positive squares in 2 ways, for example, as 244265641 + 132365025 = 15629^2 + 11505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (376630663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349491 + ... + 350566.

Almost surely, 2^376630666 is an apocalyptic number.

376630666 is a deficient number, since it is larger than the sum of its proper divisors (190416314).

376630666 is a wasteful number, since it uses less digits than its factorization.

376630666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700328.

The product of its (nonzero) digits is 489888, while the sum is 43.

The square root of 376630666 is about 19406.9746740701. The cubic root of 376630666 is about 722.1685303184.

The spelling of 376630666 in words is "three hundred seventy-six million, six hundred thirty thousand, six hundred sixty-six".