116665250 has 32 divisors (see below), whose sum is σ = 235203696. Its totient is φ = 43075200.

The previous prime is 116665189. The next prime is 116665259. The reversal of 116665250 is 52566611.

It can be written as a sum of positive squares in 8 ways, for example, as 693889 + 115971361 = 833^2 + 10769^2 .

It is a super-2 number, since 2×116665250² = 27221561115125000, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116665259) 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, 14699 + ... + 21198.

Almost surely, 2^116665250 is an apocalyptic number.

116665250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116665250 is an abundant number, since it is smaller than the sum of its proper divisors (118538446).

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

116665250 is a wasteful number, since it uses less digits than its factorization.

116665250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35927 (or 35917 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 116665250 is about 10801.1689182236. The cubic root of 116665250 is about 488.6304251536.

The spelling of 116665250 in words is "one hundred sixteen million, six hundred sixty-five thousand, two hundred fifty".