117457340 has 96 divisors (see below), whose sum is σ = 331236864. Its totient is φ = 33788160.

The previous prime is 117457339. The next prime is 117457393. The reversal of 117457340 is 43754711.

It is a junction number, because it is equal to n+sod(n) for n = 117457297 and 117457306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17087 + ... + 22953.

It is an arithmetic number, because the mean of its divisors is an integer number (3450384).

Almost surely, 2^117457340 is an apocalyptic number.

117457340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117457340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165618432).

117457340 is an abundant number, since it is smaller than the sum of its proper divisors (213779524).

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

117457340 is a wasteful number, since it uses less digits than its factorization.

117457340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5907 (or 5905 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 117457340 is about 10837.7737566347. The cubic root of 117457340 is about 489.7337718020.

The spelling of 117457340 in words is "one hundred seventeen million, four hundred fifty-seven thousand, three hundred forty".