117621244 has 24 divisors (see below), whose sum is σ = 223279280. Its totient is φ = 53892864.

The previous prime is 117621239. The next prime is 117621253. The reversal of 117621244 is 442126711.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 909 + ... + 15364.

Almost surely, 2^117621244 is an apocalyptic number.

It is an amenable number.

117621244 is a deficient number, since it is larger than the sum of its proper divisors (105658036).

117621244 is a wasteful number, since it uses less digits than its factorization.

117621244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16429 (or 16427 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 117621244 is about 10845.3328210802. The cubic root of 117621244 is about 489.9614630251.

Adding to 117621244 its reverse (442126711), we get a palindrome (559747955).

The spelling of 117621244 in words is "one hundred seventeen million, six hundred twenty-one thousand, two hundred forty-four".