117210742 has 16 divisors (see below), whose sum is σ = 192078864. Its totient is φ = 53200000.

The previous prime is 117210727. The next prime is 117210773. The reversal of 117210742 is 247012711.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13242 + ... + 20242.

It is an arithmetic number, because the mean of its divisors is an integer number (12004929).

Almost surely, 2^117210742 is an apocalyptic number.

117210742 is a deficient number, since it is larger than the sum of its proper divisors (74868122).

117210742 is a wasteful number, since it uses less digits than its factorization.

117210742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7775.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 117210742 is about 10826.3909960799. The cubic root of 117210742 is about 489.3908047778.

The spelling of 117210742 in words is "one hundred seventeen million, two hundred ten thousand, seven hundred forty-two".