116993428 has 12 divisors (see below), whose sum is σ = 204946560. Its totient is φ = 58437272.

The previous prime is 116993389. The next prime is 116993447. The reversal of 116993428 is 824399611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10276 + ... + 18427.

It is an arithmetic number, because the mean of its divisors is an integer number (17078880).

Almost surely, 2^116993428 is an apocalyptic number.

It is an amenable number.

116993428 is a deficient number, since it is larger than the sum of its proper divisors (87953132).

116993428 is a wasteful number, since it uses less digits than its factorization.

116993428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29726 (or 29724 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 116993428 is about 10816.3500313183. The cubic root of 116993428 is about 489.0881667939.

The spelling of 116993428 in words is "one hundred sixteen million, nine hundred ninety-three thousand, four hundred twenty-eight".