117607440 has 40 divisors (see below), whose sum is σ = 364583808. Its totient is φ = 31361920.

The previous prime is 117607439. The next prime is 117607447. The reversal of 117607440 is 44706711.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 117607398 and 117607407.

It is not an unprimeable number, because it can be changed into a prime (117607447) 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, 244776 + ... + 245255.

Almost surely, 2^117607440 is an apocalyptic number.

117607440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117607440 is an abundant number, since it is smaller than the sum of its proper divisors (246976368).

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

117607440 is a wasteful number, since it uses less digits than its factorization.

117607440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490047 (or 490041 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 117607440 is about 10844.6963996232. The cubic root of 117607440 is about 489.9422950233.

The spelling of 117607440 in words is "one hundred seventeen million, six hundred seven thousand, four hundred forty".