117449904 has 160 divisors (see below), whose sum is σ = 362976768. Its totient is φ = 32256000.

The previous prime is 117449903. The next prime is 117449921. The reversal of 117449904 is 409944711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117449903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 487224 + ... + 487464.

Almost surely, 2^117449904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117449904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181488384).

117449904 is an abundant number, since it is smaller than the sum of its proper divisors (245526864).

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

117449904 is a wasteful number, since it uses less digits than its factorization.

117449904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 117449904 is about 10837.4306918199. The cubic root of 117449904 is about 489.7234368805.

The spelling of 117449904 in words is "one hundred seventeen million, four hundred forty-nine thousand, nine hundred four".