404322452 has 12 divisors (see below), whose sum is σ = 711655476. Its totient is φ = 200992320.

The previous prime is 404322449. The next prime is 404322469. The reversal of 404322452 is 254223404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 141752836 + 262569616 = 11906^2 + 16204^2 .

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, 291449 + ... + 292832.

It is an arithmetic number, because the mean of its divisors is an integer number (59304623).

Almost surely, 2^404322452 is an apocalyptic number.

It is an amenable number.

404322452 is a deficient number, since it is larger than the sum of its proper divisors (307333024).

404322452 is a wasteful number, since it uses less digits than its factorization.

404322452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584458 (or 584456 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 404322452 is about 20107.7709356358. The cubic root of 404322452 is about 739.4508050768.

Adding to 404322452 its reverse (254223404), we get a palindrome (658545856).

The spelling of 404322452 in words is "four hundred four million, three hundred twenty-two thousand, four hundred fifty-two".