373421688 has 16 divisors (see below), whose sum is σ = 933554280. Its totient is φ = 124473888.

The previous prime is 373421669. The next prime is 373421707. The reversal of 373421688 is 886124373.

It is an interprime number because it is at equal distance from previous prime (373421669) and next prime (373421707).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7779595 + ... + 7779642.

Almost surely, 2^373421688 is an apocalyptic number.

It is an amenable number.

373421688 is an abundant number, since it is smaller than the sum of its proper divisors (560132592).

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

373421688 is a wasteful number, since it uses less digits than its factorization.

373421688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15559246 (or 15559242 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 373421688 is about 19324.1219205427. The cubic root of 373421688 is about 720.1116647798. Note that the first 3 decimals are identical.

The spelling of 373421688 in words is "three hundred seventy-three million, four hundred twenty-one thousand, six hundred eighty-eight".