117899046 has 24 divisors (see below), whose sum is σ = 270474984. Its totient is φ = 36987840.

The previous prime is 117899039. The next prime is 117899059. The reversal of 117899046 is 640998711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 117898992 and 117899010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192340 + ... + 192951.

It is an arithmetic number, because the mean of its divisors is an integer number (11269791).

Almost surely, 2^117899046 is an apocalyptic number.

117899046 is an abundant number, since it is smaller than the sum of its proper divisors (152575938).

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

117899046 is a wasteful number, since it uses less digits than its factorization.

117899046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385316 (or 385313 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 117899046 is about 10858.1327123958. The cubic root of 117899046 is about 490.3468958257.

The spelling of 117899046 in words is "one hundred seventeen million, eight hundred ninety-nine thousand, forty-six".