115954890 has 32 divisors (see below), whose sum is σ = 282450240. Its totient is φ = 30459264.

The previous prime is 115954889. The next prime is 115954903. The reversal of 115954890 is 98459511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26835 + ... + 30854.

It is an arithmetic number, because the mean of its divisors is an integer number (8826570).

Almost surely, 2^115954890 is an apocalyptic number.

115954890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115954890 is an abundant number, since it is smaller than the sum of its proper divisors (166495350).

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

115954890 is a wasteful number, since it uses less digits than its factorization.

115954890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57766.

The product of its (nonzero) digits is 64800, while the sum is 42.

The square root of 115954890 is about 10768.2352314574. The cubic root of 115954890 is about 487.6366691110.

The spelling of 115954890 in words is "one hundred fifteen million, nine hundred fifty-four thousand, eight hundred ninety".