136943244 has 48 divisors (see below), whose sum is σ = 366499840. Its totient is φ = 44174160.

The previous prime is 136943207. The next prime is 136943263. The reversal of 136943244 is 442349631.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 136943199 and 136943208.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17104 + ... + 23799.

Almost surely, 2^136943244 is an apocalyptic number.

It is an amenable number.

136943244 is an abundant number, since it is smaller than the sum of its proper divisors (229556596).

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

136943244 is a wasteful number, since it uses less digits than its factorization.

136943244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40947 (or 40939 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 136943244 is about 11702.2751634031. The cubic root of 136943244 is about 515.4424751647.

The spelling of 136943244 in words is "one hundred thirty-six million, nine hundred forty-three thousand, two hundred forty-four".