404745125 has 32 divisors (see below), whose sum is σ = 535067520. Its totient is φ = 304819200.

The previous prime is 404745097. The next prime is 404745139. The reversal of 404745125 is 521547404.

It is not a de Polignac number, because 404745125 - 2¹⁰ = 404744101 is a prime.

It is a super-2 number, since 2×404745125² = 327637232422531250, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 404745091 and 404745100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457934 + ... + 458816.

It is an arithmetic number, because the mean of its divisors is an integer number (16720860).

Almost surely, 2^404745125 is an apocalyptic number.

It is an amenable number.

404745125 is a deficient number, since it is larger than the sum of its proper divisors (130322395).

404745125 is a wasteful number, since it uses less digits than its factorization.

404745125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 404745125 is about 20118.2783806170. The cubic root of 404745125 is about 739.7083858282.

The spelling of 404745125 in words is "four hundred four million, seven hundred forty-five thousand, one hundred twenty-five".