421450412 has 12 divisors (see below), whose sum is σ = 738469200. Its totient is φ = 210459216.

The previous prime is 421450411. The next prime is 421450481. The reversal of 421450412 is 214054124.

It is not an unprimeable number, because it can be changed into a prime (421450411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62912 + ... + 69287.

It is an arithmetic number, because the mean of its divisors is an integer number (61539100).

Almost surely, 2^421450412 is an apocalyptic number.

It is an amenable number.

421450412 is a deficient number, since it is larger than the sum of its proper divisors (317018788).

421450412 is a wasteful number, since it uses less digits than its factorization.

421450412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133000 (or 132998 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 421450412 is about 20529.2574634350. The cubic root of 421450412 is about 749.7483078405.

The spelling of 421450412 in words is "four hundred twenty-one million, four hundred fifty thousand, four hundred twelve".