117942946 has 8 divisors (see below), whose sum is σ = 192997584. Its totient is φ = 53610420.

The previous prime is 117942943. The next prime is 117942949. The reversal of 117942946 is 649249711.

It is an interprime number because it is at equal distance from previous prime (117942943) and next prime (117942949).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117942946² = 27821077022317832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117942943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2680500 + ... + 2680543.

It is an arithmetic number, because the mean of its divisors is an integer number (24124698).

Almost surely, 2^117942946 is an apocalyptic number.

117942946 is a deficient number, since it is larger than the sum of its proper divisors (75054638).

117942946 is a wasteful number, since it uses less digits than its factorization.

117942946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5361056.

The product of its digits is 108864, while the sum is 43.

The square root of 117942946 is about 10860.1540504728. The cubic root of 117942946 is about 490.4077488980.

The spelling of 117942946 in words is "one hundred seventeen million, nine hundred forty-two thousand, nine hundred forty-six".