374121644 has 12 divisors (see below), whose sum is σ = 705075504. Its totient is φ = 172671504.

The previous prime is 374121637. The next prime is 374121653. The reversal of 374121644 is 446121473.

It is a self number, because there is not a number n which added to its sum of digits gives 374121644.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3597272 + ... + 3597375.

It is an arithmetic number, because the mean of its divisors is an integer number (58756292).

Almost surely, 2^374121644 is an apocalyptic number.

It is an amenable number.

374121644 is a deficient number, since it is larger than the sum of its proper divisors (330953860).

374121644 is a wasteful number, since it uses less digits than its factorization.

374121644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7194664 (or 7194662 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 374121644 is about 19342.2243808720. The cubic root of 374121644 is about 720.5613189638.

The spelling of 374121644 in words is "three hundred seventy-four million, one hundred twenty-one thousand, six hundred forty-four".