136431846 has 48 divisors (see below), whose sum is σ = 304536960. Its totient is φ = 44115840.

The previous prime is 136431821. The next prime is 136431857. The reversal of 136431846 is 648134631.

It is a happy number.

136431846 is a `hidden beast` number, since 1 + 3 + 643 + 1 + 8 + 4 + 6 = 666.

It is a super-2 number, since 2×136431846² = 37227297205935432, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 136431846.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 164160 + ... + 164988.

It is an arithmetic number, because the mean of its divisors is an integer number (6344520).

Almost surely, 2^136431846 is an apocalyptic number.

136431846 is an abundant number, since it is smaller than the sum of its proper divisors (168105114).

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

136431846 is a wasteful number, since it uses less digits than its factorization.

136431846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101 (or 1098 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 136431846 is about 11680.4043594389. The cubic root of 136431846 is about 514.8000556035.

The spelling of 136431846 in words is "one hundred thirty-six million, four hundred thirty-one thousand, eight hundred forty-six".