421354422 has 12 divisors (see below), whose sum is σ = 912934620. Its totient is φ = 140451468.

The previous prime is 421354403. The next prime is 421354447. The reversal of 421354422 is 224453124.

421354422 is a `hidden beast` number, since 4 + 213 + 5 + 442 + 2 = 666.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 11704272 + ... + 11704307.

It is an arithmetic number, because the mean of its divisors is an integer number (76077885).

Almost surely, 2^421354422 is an apocalyptic number.

421354422 is an abundant number, since it is smaller than the sum of its proper divisors (491580198).

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

421354422 is a wasteful number, since it uses less digits than its factorization.

421354422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23408587 (or 23408584 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 421354422 is about 20526.9194473988. The cubic root of 421354422 is about 749.6913823576.

The spelling of 421354422 in words is "four hundred twenty-one million, three hundred fifty-four thousand, four hundred twenty-two".