136986522 has 8 divisors (see below), whose sum is σ = 273973056. Its totient is φ = 45662172.

The previous prime is 136986491. The next prime is 136986533. The reversal of 136986522 is 225689631.

136986522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

136986522 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11415538 + ... + 11415549.

It is an arithmetic number, because the mean of its divisors is an integer number (34246632).

Almost surely, 2^136986522 is an apocalyptic number.

136986522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136986522 is a wasteful number, since it uses less digits than its factorization.

136986522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22831092.

The product of its digits is 155520, while the sum is 42.

The square root of 136986522 is about 11704.1241449328. The cubic root of 136986522 is about 515.4967676567.

The spelling of 136986522 in words is "one hundred thirty-six million, nine hundred eighty-six thousand, five hundred twenty-two".