117494442 has 128 divisors (see below), whose sum is σ = 309657600. Its totient is φ = 32674752.

The previous prime is 117494437. The next prime is 117494467. The reversal of 117494442 is 244494711.

It is a junction number, because it is equal to n+sod(n) for n = 117494397 and 117494406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 306583 + ... + 306965.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^117494442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117494442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154828800).

117494442 is an abundant number, since it is smaller than the sum of its proper divisors (192163158).

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

117494442 is a wasteful number, since it uses less digits than its factorization.

117494442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 443 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 117494442 is about 10839.4853198849. The cubic root of 117494442 is about 489.7853314848.

The spelling of 117494442 in words is "one hundred seventeen million, four hundred ninety-four thousand, four hundred forty-two".