404722 has 4 divisors (see below), whose sum is σ = 607086. Its totient is φ = 202360.

The previous prime is 404713. The next prime is 404773. The reversal of 404722 is 227404.

404722 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 398161 + 6561 = 631^2 + 81^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 404722.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101179 + ... + 101182.

2⁴⁰⁴⁷²² is an apocalyptic number.

404722 is a deficient number, since it is larger than the sum of its proper divisors (202364).

404722 is a wasteful number, since it uses less digits than its factorization.

404722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202363.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 404722 is about 636.1776481455. The cubic root of 404722 is about 73.9694297882.

The spelling of 404722 in words is "four hundred four thousand, seven hundred twenty-two", and thus it is an iban number.