190873944 has 48 divisors (see below), whose sum is σ = 533632320. Its totient is φ = 61571520.

The previous prime is 190873937. The next prime is 190873957. The reversal of 190873944 is 449378091.

It is a self number, because there is not a number n which added to its sum of digits gives 190873944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40527 + ... + 44990.

It is an arithmetic number, because the mean of its divisors is an integer number (11117340).

Almost surely, 2^190873944 is an apocalyptic number.

It is an amenable number.

190873944 is an abundant number, since it is smaller than the sum of its proper divisors (342758376).

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

190873944 is a wasteful number, since it uses less digits than its factorization.

190873944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85560 (or 85553 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 190873944 is about 13815.7136623484. The cubic root of 190873944 is about 575.7698009528.

The spelling of 190873944 in words is "one hundred ninety million, eight hundred seventy-three thousand, nine hundred forty-four".