117648366 has 16 divisors (see below), whose sum is σ = 256687488. Its totient is φ = 35651000.

The previous prime is 117648353. The next prime is 117648367. The reversal of 117648366 is 663846711.

It is a super-2 number, since 2×117648366² = 27682276044939912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117648367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891210 + ... + 891341.

It is an arithmetic number, because the mean of its divisors is an integer number (16042968).

Almost surely, 2^117648366 is an apocalyptic number.

117648366 is an abundant number, since it is smaller than the sum of its proper divisors (139039122).

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

117648366 is a wasteful number, since it uses less digits than its factorization.

117648366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782567.

The product of its digits is 145152, while the sum is 42.

The square root of 117648366 is about 10846.5831486233. The cubic root of 117648366 is about 489.9991198096. Note that the first 3 decimals are identical.

The spelling of 117648366 in words is "one hundred seventeen million, six hundred forty-eight thousand, three hundred sixty-six".