136464634 has 8 divisors (see below), whose sum is σ = 204790068. Its totient is φ = 68201280.

The previous prime is 136464619. The next prime is 136464637. The reversal of 136464634 is 436464631.

It can be written as a sum of positive squares in 2 ways, for example, as 100500625 + 35964009 = 10025^2 + 5997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 136464593 and 136464602.

It is not an unprimeable number, because it can be changed into a prime (136464637) 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 3 ways as a sum of consecutive naturals, for example, 9567 + ... + 19090.

Almost surely, 2^136464634 is an apocalyptic number.

136464634 is a deficient number, since it is larger than the sum of its proper divisors (68325434).

136464634 is a wasteful number, since it uses less digits than its factorization.

136464634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31040.

The product of its digits is 124416, while the sum is 37.

The square root of 136464634 is about 11681.8078224220. The cubic root of 136464634 is about 514.8412920957.

The spelling of 136464634 in words is "one hundred thirty-six million, four hundred sixty-four thousand, six hundred thirty-four".