190990336 has 24 divisors (see below), whose sum is σ = 381891510. Its totient is φ = 95494144.

The previous prime is 190990313. The next prime is 190990339. The reversal of 190990336 is 633099091.

It can be written as a sum of positive squares in only one way, i.e., 113550336 + 77440000 = 10656^2 + 8800^2 .

It is not an unprimeable number, because it can be changed into a prime (190990339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44581 + ... + 48676.

Almost surely, 2^190990336 is an apocalyptic number.

190990336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

190990336 is a deficient number, since it is larger than the sum of its proper divisors (190901174).

190990336 is an frugal number, since it uses more digits than its factorization.

190990336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93279 (or 93259 counting only the distinct ones).

The product of its (nonzero) digits is 39366, while the sum is 40.

The square root of 190990336 is about 13819.9253254133. The cubic root of 190990336 is about 575.8868090338.

The spelling of 190990336 in words is "one hundred ninety million, nine hundred ninety thousand, three hundred thirty-six".