136873248 has 48 divisors (see below), whose sum is σ = 364232736. Its totient is φ = 44997120.

The previous prime is 136873213. The next prime is 136873291. The reversal of 136873248 is 842378631.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2758 + ... + 16773.

It is an arithmetic number, because the mean of its divisors is an integer number (7588182).

Almost surely, 2^136873248 is an apocalyptic number.

It is an amenable number.

136873248 is an abundant number, since it is smaller than the sum of its proper divisors (227359488).

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

136873248 is a wasteful number, since it uses less digits than its factorization.

136873248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19617 (or 19609 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 136873248 is about 11699.2840806607. The cubic root of 136873248 is about 515.3546405767.

The spelling of 136873248 in words is "one hundred thirty-six million, eight hundred seventy-three thousand, two hundred forty-eight".