136239376 has 80 divisors (see below), whose sum is σ = 327729024. Its totient is φ = 53425152.

The previous prime is 136239359. The next prime is 136239379. The reversal of 136239376 is 673932631.

It is a super-2 number, since 2×136239376² = 37122335145738752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136239379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199131 + ... + 199813.

Almost surely, 2^136239376 is an apocalyptic number.

136239376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136239376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163864512).

136239376 is an abundant number, since it is smaller than the sum of its proper divisors (191489648).

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

136239376 is a wasteful number, since it uses less digits than its factorization.

136239376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 842 counting only the distinct ones).

The product of its digits is 122472, while the sum is 40.

The square root of 136239376 is about 11672.1624388971. The cubic root of 136239376 is about 514.5578584922.

The spelling of 136239376 in words is "one hundred thirty-six million, two hundred thirty-nine thousand, three hundred seventy-six".