190957084 has 12 divisors (see below), whose sum is σ = 339653608. Its totient is φ = 93913200.

The previous prime is 190957079. The next prime is 190957093. The reversal of 190957084 is 480759091.

It is a self number, because there is not a number n which added to its sum of digits gives 190957084.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391062 + ... + 391549.

Almost surely, 2^190957084 is an apocalyptic number.

It is an amenable number.

190957084 is a deficient number, since it is larger than the sum of its proper divisors (148696524).

190957084 is a wasteful number, since it uses less digits than its factorization.

190957084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782676 (or 782674 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 190957084 is about 13818.7222274710. The cubic root of 190957084 is about 575.8533858774.

The spelling of 190957084 in words is "one hundred ninety million, nine hundred fifty-seven thousand, eighty-four".