374686690 has 32 divisors (see below), whose sum is σ = 771505920. Its totient is φ = 128343744.

The previous prime is 374686597. The next prime is 374686691. The reversal of 374686690 is 96686473.

It is a super-2 number, since 2×374686690² = 280780231326312200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (374686691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106276 + ... + 109744.

It is an arithmetic number, because the mean of its divisors is an integer number (24109560).

Almost surely, 2^374686690 is an apocalyptic number.

374686690 is an abundant number, since it is smaller than the sum of its proper divisors (396819230).

374686690 is a wasteful number, since it uses less digits than its factorization.

374686690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 374686690 is about 19356.8254112083. The cubic root of 374686690 is about 720.9238975464.

The spelling of 374686690 in words is "three hundred seventy-four million, six hundred eighty-six thousand, six hundred ninety".