421192 has 32 divisors (see below), whose sum is σ = 885600. Its totient is φ = 186624.

The previous prime is 421189. The next prime is 421207. The reversal of 421192 is 291124.

421192 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2503 + ... + 2665.

It is an arithmetic number, because the mean of its divisors is an integer number (27675).

2⁴²¹¹⁹² is an apocalyptic number.

It is an amenable number.

421192 is an abundant number, since it is smaller than the sum of its proper divisors (464408).

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

421192 is a wasteful number, since it uses less digits than its factorization.

421192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 201 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 421192 is about 648.9930662187. The cubic root of 421192 is about 74.9595040643.

The spelling of 421192 in words is "four hundred twenty-one thousand, one hundred ninety-two".