404359922 has 18 divisors (see below), whose sum is σ = 619565229. Its totient is φ = 197928480.

The previous prime is 404359883. The next prime is 404359951. The reversal of 404359922 is 229953404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 376786921 + 27573001 = 19411^2 + 5251^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=14219.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1677722 + ... + 1677962.

Almost surely, 2^404359922 is an apocalyptic number.

404359922 is a deficient number, since it is larger than the sum of its proper divisors (215205307).

404359922 is an frugal number, since it uses more digits than its factorization.

404359922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 404359922 is about 20108.7026433830. The cubic root of 404359922 is about 739.4736468835.

The spelling of 404359922 in words is "four hundred four million, three hundred fifty-nine thousand, nine hundred twenty-two".