117202770 has 24 divisors (see below), whose sum is σ = 304727436. Its totient is φ = 31254048.

The previous prime is 117202763. The next prime is 117202801. The reversal of 117202770 is 77202711.

It can be written as a sum of positive squares in 2 ways, for example, as 100580841 + 16621929 = 10029^2 + 4077^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 651037 + ... + 651216.

Almost surely, 2^117202770 is an apocalyptic number.

117202770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117202770 is an abundant number, since it is smaller than the sum of its proper divisors (187524666).

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

117202770 is a wasteful number, since it uses less digits than its factorization.

117202770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302266 (or 1302263 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 117202770 is about 10826.0228154203. The cubic root of 117202770 is about 489.3797093443.

The spelling of 117202770 in words is "one hundred seventeen million, two hundred two thousand, seven hundred seventy".