136725426 has 24 divisors (see below), whose sum is σ = 300662544. Its totient is φ = 44894520.

The previous prime is 136725403. The next prime is 136725427. The reversal of 136725426 is 624527631.

It is a super-2 number, since 2×136725426² = 37387684229762952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136725427) 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 11 ways as a sum of consecutive naturals, for example, 55480 + ... + 57891.

It is an arithmetic number, because the mean of its divisors is an integer number (12527606).

Almost surely, 2^136725426 is an apocalyptic number.

136725426 is an abundant number, since it is smaller than the sum of its proper divisors (163937118).

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

136725426 is a wasteful number, since it uses less digits than its factorization.

136725426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113446 (or 113443 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 136725426 is about 11692.9648079518. The cubic root of 136725426 is about 515.1690474674.

The spelling of 136725426 in words is "one hundred thirty-six million, seven hundred twenty-five thousand, four hundred twenty-six".