374581 has 4 divisors (see below), whose sum is σ = 376992. Its totient is φ = 372172.

The previous prime is 374557. The next prime is 374587. The reversal of 374581 is 185473.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 374581 - 2⁹ = 374069 is a prime.

It is a super-2 number, since 2×374581² = 280621851122, which contains 22 as substring.

It is a Duffinian number.

374581 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 955 + ... + 1288.

It is an arithmetic number, because the mean of its divisors is an integer number (94248).

2³⁷⁴⁵⁸¹ is an apocalyptic number.

It is an amenable number.

374581 is a deficient number, since it is larger than the sum of its proper divisors (2411).

374581 is a wasteful number, since it uses less digits than its factorization.

374581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410.

The product of its digits is 3360, while the sum is 28.

The square root of 374581 is about 612.0302280117. The cubic root of 374581 is about 72.0856106141.

The spelling of 374581 in words is "three hundred seventy-four thousand, five hundred eighty-one".