117900340 has 12 divisors (see below), whose sum is σ = 247590756. Its totient is φ = 47160128.

The previous prime is 117900337. The next prime is 117900353. The reversal of 117900340 is 43009711.

It can be written as a sum of positive squares in 2 ways, for example, as 65221776 + 52678564 = 8076^2 + 7258^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2947489 + ... + 2947528.

It is an arithmetic number, because the mean of its divisors is an integer number (20632563).

Almost surely, 2^117900340 is an apocalyptic number.

117900340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117900340 is an abundant number, since it is smaller than the sum of its proper divisors (129690416).

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

117900340 is a wasteful number, since it uses less digits than its factorization.

117900340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5895026 (or 5895024 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 117900340 is about 10858.1922989050. The cubic root of 117900340 is about 490.3486897519.

The spelling of 117900340 in words is "one hundred seventeen million, nine hundred thousand, three hundred forty".