189137496 has 32 divisors (see below), whose sum is σ = 481768560. Its totient is φ = 61855872.

The previous prime is 189137453. The next prime is 189137503. The reversal of 189137496 is 694731981.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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, 73075 + ... + 75618.

Almost surely, 2^189137496 is an apocalyptic number.

It is an amenable number.

189137496 is an abundant number, since it is smaller than the sum of its proper divisors (292631064).

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

189137496 is a wasteful number, since it uses less digits than its factorization.

189137496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148755 (or 148751 counting only the distinct ones).

The product of its digits is 326592, while the sum is 48.

The square root of 189137496 is about 13752.7268568819. The cubic root of 189137496 is about 574.0184853237.

The spelling of 189137496 in words is "one hundred eighty-nine million, one hundred thirty-seven thousand, four hundred ninety-six".