421893962 has 16 divisors (see below), whose sum is σ = 725827392. Its totient is φ = 180166560.

The previous prime is 421893961. The next prime is 421893971. The reversal of 421893962 is 269398124.

It is not an unprimeable number, because it can be changed into a prime (421893961) 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, 49688 + ... + 57555.

It is an arithmetic number, because the mean of its divisors is an integer number (45364212).

Almost surely, 2^421893962 is an apocalyptic number.

421893962 is a deficient number, since it is larger than the sum of its proper divisors (303933430).

421893962 is a wasteful number, since it uses less digits than its factorization.

421893962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107533.

The product of its digits is 186624, while the sum is 44.

The square root of 421893962 is about 20540.0574974852. The cubic root of 421893962 is about 750.0112365724.

The spelling of 421893962 in words is "four hundred twenty-one million, eight hundred ninety-three thousand, nine hundred sixty-two".