136438824 has 32 divisors (see below), whose sum is σ = 343199520. Its totient is φ = 45199296.

The previous prime is 136438817. The next prime is 136438837. The reversal of 136438824 is 428834631.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13527 + ... + 21350.

It is an arithmetic number, because the mean of its divisors is an integer number (10724985).

Almost surely, 2^136438824 is an apocalyptic number.

It is an amenable number.

136438824 is an abundant number, since it is smaller than the sum of its proper divisors (206760696).

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

136438824 is a wasteful number, since it uses less digits than its factorization.

136438824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35049 (or 35045 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 136438824 is about 11680.7030610319. The cubic root of 136438824 is about 514.8088321799.

The spelling of 136438824 in words is "one hundred thirty-six million, four hundred thirty-eight thousand, eight hundred twenty-four".