431920092 has 24 divisors (see below), whose sum is σ = 1035052816. Its totient is φ = 140082048.

The previous prime is 431920087. The next prime is 431920109. The reversal of 431920092 is 290029134.

It is a congruent number.

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, 485953 + ... + 486840.

Almost surely, 2^431920092 is an apocalyptic number.

It is an amenable number.

431920092 is an abundant number, since it is smaller than the sum of its proper divisors (603132724).

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

431920092 is a wasteful number, since it uses less digits than its factorization.

431920092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972837 (or 972835 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 431920092 is about 20782.6873142046. The cubic root of 431920092 is about 755.9060169835.

The spelling of 431920092 in words is "four hundred thirty-one million, nine hundred twenty thousand, ninety-two".