117354642 has 32 divisors (see below), whose sum is σ = 237834240. Its totient is φ = 38601360.

The previous prime is 117354641. The next prime is 117354649. The reversal of 117354642 is 246453711.

It is a super-2 number, since 2×117354642² = 27544223997896328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117354641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185667 + ... + 186297.

It is an arithmetic number, because the mean of its divisors is an integer number (7432320).

Almost surely, 2^117354642 is an apocalyptic number.

117354642 is an abundant number, since it is smaller than the sum of its proper divisors (120479598).

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

117354642 is a wasteful number, since it uses less digits than its factorization.

117354642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998.

The product of its digits is 20160, while the sum is 33.

The square root of 117354642 is about 10833.0347548598. The cubic root of 117354642 is about 489.5909984221.

The spelling of 117354642 in words is "one hundred seventeen million, three hundred fifty-four thousand, six hundred forty-two".