117621744 has 20 divisors (see below), whose sum is σ = 303856296. Its totient is φ = 39207232.

The previous prime is 117621733. The next prime is 117621773. The reversal of 117621744 is 447126711.

It is a congruent number.

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, 1225179 + ... + 1225274.

Almost surely, 2^117621744 is an apocalyptic number.

It is an amenable number.

117621744 is an abundant number, since it is smaller than the sum of its proper divisors (186234552).

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

117621744 is a wasteful number, since it uses less digits than its factorization.

117621744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450464 (or 2450458 counting only the distinct ones).

The product of its digits is 9408, while the sum is 33.

The square root of 117621744 is about 10845.3558724460. The cubic root of 117621744 is about 489.9621572885.

The spelling of 117621744 in words is "one hundred seventeen million, six hundred twenty-one thousand, seven hundred forty-four".