136372446 has 24 divisors (see below), whose sum is σ = 337684464. Its totient is φ = 38963520.

The previous prime is 136372433. The next prime is 136372447. The reversal of 136372446 is 644273631.

It is a happy number.

136372446 is a `hidden beast` number, since 13 + 637 + 2 + 4 + 4 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 136372446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136372447) 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, 541035 + ... + 541286.

It is an arithmetic number, because the mean of its divisors is an integer number (14070186).

Almost surely, 2^136372446 is an apocalyptic number.

136372446 is an abundant number, since it is smaller than the sum of its proper divisors (201312018).

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

136372446 is a wasteful number, since it uses less digits than its factorization.

136372446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082336 (or 1082333 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 136372446 is about 11677.8613624242. The cubic root of 136372446 is about 514.7253331612.

The spelling of 136372446 in words is "one hundred thirty-six million, three hundred seventy-two thousand, four hundred forty-six".