190431716 has 12 divisors (see below), whose sum is σ = 341383980. Its totient is φ = 92893440.

The previous prime is 190431707. The next prime is 190431767. The reversal of 190431716 is 617134091.

190431716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4000000 + 186431716 = 2000^2 + 13654^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580421 + ... + 580748.

It is an arithmetic number, because the mean of its divisors is an integer number (28448665).

Almost surely, 2^190431716 is an apocalyptic number.

It is an amenable number.

190431716 is a deficient number, since it is larger than the sum of its proper divisors (150952264).

190431716 is a wasteful number, since it uses less digits than its factorization.

190431716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161214 (or 1161212 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 190431716 is about 13799.6998518084. The cubic root of 190431716 is about 575.3247979726.

The spelling of 190431716 in words is "one hundred ninety million, four hundred thirty-one thousand, seven hundred sixteen".