374520 has 32 divisors (see below), whose sum is σ = 1123920. Its totient is φ = 99840.

The previous prime is 374501. The next prime is 374531. The reversal of 374520 is 25473.

It is a happy number.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 374520.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1441 + ... + 1680.

2³⁷⁴⁵²⁰ is an apocalyptic number.

374520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

374520 is an abundant number, since it is smaller than the sum of its proper divisors (749400).

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

374520 is a wasteful number, since it uses less digits than its factorization.

374520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135 (or 3131 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 374520 is about 611.9803918427. The cubic root of 374520 is about 72.0816973875.

Subtracting from 374520 its product of nonzero digits (840), we obtain a triangular number (373680 = T₈₆₄).

Adding to 374520 its reverse (25473), we get a palindrome (399993).

The spelling of 374520 in words is "three hundred seventy-four thousand, five hundred twenty".