374045405 has 4 divisors (see below), whose sum is σ = 448854492. Its totient is φ = 299236320.

The previous prime is 374045383. The next prime is 374045417. The reversal of 374045405 is 504540473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 220136569 + 153908836 = 14837^2 + 12406^2 .

It is not a de Polignac number, because 374045405 - 2¹² = 374041309 is a prime.

It is a super-2 number, since 2×374045405² = 279819930003228050, which contains 22 as substring.

It is a Duffinian number.

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, 37404536 + ... + 37404545.

It is an arithmetic number, because the mean of its divisors is an integer number (112213623).

Almost surely, 2^374045405 is an apocalyptic number.

It is an amenable number.

374045405 is a deficient number, since it is larger than the sum of its proper divisors (74809087).

374045405 is an equidigital number, since it uses as much as digits as its factorization.

374045405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74809086.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 374045405 is about 19340.2534885146. The cubic root of 374045405 is about 720.5123699947.

Adding to 374045405 its reverse (504540473), we get a palindrome (878585878).

The spelling of 374045405 in words is "three hundred seventy-four million, forty-five thousand, four hundred five".