412185520 has 20 divisors (see below), whose sum is σ = 958331520. Its totient is φ = 164874176.

The previous prime is 412185511. The next prime is 412185533. The reversal of 412185520 is 25581214.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2576080 + ... + 2576239.

It is an arithmetic number, because the mean of its divisors is an integer number (47916576).

Almost surely, 2^412185520 is an apocalyptic number.

412185520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

412185520 is an abundant number, since it is smaller than the sum of its proper divisors (546146000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

412185520 is a wasteful number, since it uses less digits than its factorization.

412185520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5152332 (or 5152326 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 412185520 is about 20302.3525730394. The cubic root of 412185520 is about 744.2135568397.

The spelling of 412185520 in words is "four hundred twelve million, one hundred eighty-five thousand, five hundred twenty".