117477744 has 40 divisors (see below), whose sum is σ = 316682112. Its totient is φ = 37456320.

The previous prime is 117477743. The next prime is 117477757. The reversal of 117477744 is 447774711.

It is a junction number, because it is equal to n+sod(n) for n = 117477696 and 117477705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117477743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52102 + ... + 54309.

Almost surely, 2^117477744 is an apocalyptic number.

It is an amenable number.

117477744 is an abundant number, since it is smaller than the sum of its proper divisors (199204368).

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

117477744 is a wasteful number, since it uses less digits than its factorization.

117477744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106445 (or 106439 counting only the distinct ones).

The product of its digits is 153664, while the sum is 42.

The square root of 117477744 is about 10838.7150529941. The cubic root of 117477744 is about 489.7621280527.

It can be divided in two parts, 11747 and 7744, that added together give a palindrome (19491).

The spelling of 117477744 in words is "one hundred seventeen million, four hundred seventy-seven thousand, seven hundred forty-four".