136452784 has 20 divisors (see below), whose sum is σ = 284714416. Its totient is φ = 62978112.

The previous prime is 136452739. The next prime is 136452809. The reversal of 136452784 is 487254631.

It is a super-2 number, since 2×136452784² = 37238724522701312, which contains 22 as substring.

It is a congruent 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, 327804 + ... + 328219.

Almost surely, 2^136452784 is an apocalyptic number.

It is an amenable number.

136452784 is an abundant number, since it is smaller than the sum of its proper divisors (148261632).

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

136452784 is a wasteful number, since it uses less digits than its factorization.

136452784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656044 (or 656038 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 136452784 is about 11681.3006125174. The cubic root of 136452784 is about 514.8263894655.

The spelling of 136452784 in words is "one hundred thirty-six million, four hundred fifty-two thousand, seven hundred eighty-four".