404274361 has 4 divisors (see below), whose sum is σ = 404328592. Its totient is φ = 404220132.

The previous prime is 404274341. The next prime is 404274371. The reversal of 404274361 is 163472404.

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 404274361 - 2¹³ = 404266169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404274341) 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, 13731 + ... + 31576.

It is an arithmetic number, because the mean of its divisors is an integer number (101082148).

Almost surely, 2^404274361 is an apocalyptic number.

It is an amenable number.

404274361 is a deficient number, since it is larger than the sum of its proper divisors (54231).

404274361 is an equidigital number, since it uses as much as digits as its factorization.

404274361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54230.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 404274361 is about 20106.5750688674. The cubic root of 404274361 is about 739.4214866137.

The spelling of 404274361 in words is "four hundred four million, two hundred seventy-four thousand, three hundred sixty-one".