117849498 has 64 divisors (see below), whose sum is σ = 266378112. Its totient is φ = 34513920.

The previous prime is 117849497. The next prime is 117849517. The reversal of 117849498 is 894948711.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 117849498.

It is not an unprimeable number, because it can be changed into a prime (117849497) 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, 137086 + ... + 137942.

It is an arithmetic number, because the mean of its divisors is an integer number (4162158).

Almost surely, 2^117849498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117849498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133189056).

117849498 is an abundant number, since it is smaller than the sum of its proper divisors (148528614).

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

117849498 is a wasteful number, since it uses less digits than its factorization.

117849498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959.

The product of its digits is 580608, while the sum is 51.

The square root of 117849498 is about 10855.8508648562. The cubic root of 117849498 is about 490.2781954896.

The spelling of 117849498 in words is "one hundred seventeen million, eight hundred forty-nine thousand, four hundred ninety-eight".