373993920 has 336 divisors, whose sum is σ = 1369405440. Its totient is φ = 93542400.

The previous prime is 373993903. The next prime is 373993937. The reversal of 373993920 is 29399373.

It is an interprime number because it is at equal distance from previous prime (373993903) and next prime (373993937).

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 5267485 + ... + 5267555.

Almost surely, 2^373993920 is an apocalyptic number.

373993920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373993920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (684702720).

373993920 is an abundant number, since it is smaller than the sum of its proper divisors (995411520).

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

373993920 is a wasteful number, since it uses less digits than its factorization.

373993920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 275562, while the sum is 45.

The square root of 373993920 is about 19338.9224105171. The cubic root of 373993920 is about 720.4793104775.

The spelling of 373993920 in words is "three hundred seventy-three million, nine hundred ninety-three thousand, nine hundred twenty".