136884992 has 18 divisors (see below), whose sum is σ = 273235788. Its totient is φ = 68442368.

The previous prime is 136884991. The next prime is 136885013. The reversal of 136884992 is 299488631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136884992.

It is not an unprimeable number, because it can be changed into a prime (136884991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267098 + ... + 267609.

It is an arithmetic number, because the mean of its divisors is an integer number (15179766).

Almost surely, 2^136884992 is an apocalyptic number.

It is an amenable number.

136884992 is a deficient number, since it is larger than the sum of its proper divisors (136350796).

136884992 is an frugal number, since it uses more digits than its factorization.

136884992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534723 (or 534709 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 136884992 is about 11699.7859809485. The cubic root of 136884992 is about 515.3693796434.

The spelling of 136884992 in words is "one hundred thirty-six million, eight hundred eighty-four thousand, nine hundred ninety-two".