136434308 has 12 divisors (see below), whose sum is σ = 242674572. Its totient is φ = 67098720.

The previous prime is 136434271. The next prime is 136434323. The reversal of 136434308 is 803434631.

It can be written as a sum of positive squares in 2 ways, for example, as 11710084 + 124724224 = 3422^2 + 11168^2 .

It is a super-2 number, since 2×136434308² = 37228640798877728, which contains 22 as substring.

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, 279335 + ... + 279822.

It is an arithmetic number, because the mean of its divisors is an integer number (20222881).

Almost surely, 2^136434308 is an apocalyptic number.

It is an amenable number.

136434308 is a deficient number, since it is larger than the sum of its proper divisors (106240264).

136434308 is a wasteful number, since it uses less digits than its factorization.

136434308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559222 (or 559220 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 136434308 is about 11680.5097491505. The cubic root of 136434308 is about 514.8031522171.

Adding to 136434308 its reverse (803434631), we get a palindrome (939868939).

The spelling of 136434308 in words is "one hundred thirty-six million, four hundred thirty-four thousand, three hundred eight".