404373601 has 2 divisors, whose sum is σ = 404373602. Its totient is φ = 404373600.

The previous prime is 404373589. The next prime is 404373631. The reversal of 404373601 is 106373404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284799376 + 119574225 = 16876^2 + 10935^2 .

It is a cyclic number.

It is not a de Polignac number, because 404373601 - 2⁵ = 404373569 is a prime.

It is equal to p_21557026 and since 404373601 and 21557026 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404373601.

It is not a weakly prime, because it can be changed into another prime (404373631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202186800 + 202186801.

It is an arithmetic number, because the mean of its divisors is an integer number (202186801).

Almost surely, 2^404373601 is an apocalyptic number.

It is an amenable number.

404373601 is a deficient number, since it is larger than the sum of its proper divisors (1).

404373601 is an equidigital number, since it uses as much as digits as its factorization.

404373601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 404373601 is about 20109.0427668748. The cubic root of 404373601 is about 739.4819852848.

The spelling of 404373601 in words is "four hundred four million, three hundred seventy-three thousand, six hundred one".