136427970 has 32 divisors (see below), whose sum is σ = 374203008. Its totient is φ = 31183488.

The previous prime is 136427959. The next prime is 136427971. The reversal of 136427970 is 79724631.

136427970 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×136427970² = 37225181996641800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136427971) 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, 324619 + ... + 325038.

It is an arithmetic number, because the mean of its divisors is an integer number (11693844).

Almost surely, 2^136427970 is an apocalyptic number.

136427970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136427970 is an abundant number, since it is smaller than the sum of its proper divisors (237775038).

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

136427970 is a wasteful number, since it uses less digits than its factorization.

136427970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649674.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 136427970 is about 11680.2384393470. The cubic root of 136427970 is about 514.7951804370.

It can be divided in two parts, 13642 and 7970, that added together give a palindrome (21612).

The spelling of 136427970 in words is "one hundred thirty-six million, four hundred twenty-seven thousand, nine hundred seventy".