412525421 has 24 divisors (see below), whose sum is σ = 520347072. Its totient is φ = 320126400.

The previous prime is 412525391. The next prime is 412525441. The reversal of 412525421 is 124525214.

It is a de Polignac number, because none of the positive numbers 2^k-412525421 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412525441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238841 + ... + 240561.

It is an arithmetic number, because the mean of its divisors is an integer number (21681128).

Almost surely, 2^412525421 is an apocalyptic number.

It is an amenable number.

412525421 is a deficient number, since it is larger than the sum of its proper divisors (107821651).

412525421 is a wasteful number, since it uses less digits than its factorization.

412525421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033 (or 2022 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 412525421 is about 20310.7218237068. The cubic root of 412525421 is about 744.4180678501.

The spelling of 412525421 in words is "four hundred twelve million, five hundred twenty-five thousand, four hundred twenty-one".