413121912 has 32 divisors (see below), whose sum is σ = 1180348800. Its totient is φ = 118034784.

The previous prime is 413121911. The next prime is 413121931. The reversal of 413121912 is 219121314.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413121911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229362 + ... + 1229697.

It is an arithmetic number, because the mean of its divisors is an integer number (36885900).

Almost surely, 2^413121912 is an apocalyptic number.

413121912 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

413121912 is an abundant number, since it is smaller than the sum of its proper divisors (767226888).

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

413121912 is a wasteful number, since it uses less digits than its factorization.

413121912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459075 (or 2459071 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

The square root of 413121912 is about 20325.4006602576. The cubic root of 413121912 is about 744.7766920767.

The spelling of 413121912 in words is "four hundred thirteen million, one hundred twenty-one thousand, nine hundred twelve".