407890412 has 12 divisors (see below), whose sum is σ = 715694280. Its totient is φ = 203406336.

The previous prime is 407890397. The next prime is 407890421. The reversal of 407890412 is 214098704.

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 3 ways as a sum of consecutive naturals, for example, 133013 + ... + 136044.

It is an arithmetic number, because the mean of its divisors is an integer number (59641190).

Almost surely, 2^407890412 is an apocalyptic number.

It is an amenable number.

407890412 is a deficient number, since it is larger than the sum of its proper divisors (307803868).

407890412 is a wasteful number, since it uses less digits than its factorization.

407890412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269440 (or 269438 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 407890412 is about 20196.2969873192. The cubic root of 407890412 is about 741.6195427759.

The spelling of 407890412 in words is "four hundred seven million, eight hundred ninety thousand, four hundred twelve".