136726872 has 16 divisors (see below), whose sum is σ = 341817240. Its totient is φ = 45575616.

The previous prime is 136726861. The next prime is 136726879. The reversal of 136726872 is 278627631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136726879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2848453 + ... + 2848500.

Almost surely, 2^136726872 is an apocalyptic number.

136726872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136726872 is an abundant number, since it is smaller than the sum of its proper divisors (205090368).

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

136726872 is a wasteful number, since it uses less digits than its factorization.

136726872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5696962 (or 5696958 counting only the distinct ones).

The product of its digits is 169344, while the sum is 42.

The square root of 136726872 is about 11693.0266398397. The cubic root of 136726872 is about 515.1708635934.

The spelling of 136726872 in words is "one hundred thirty-six million, seven hundred twenty-six thousand, eight hundred seventy-two".