115949320 has 16 divisors (see below), whose sum is σ = 260886060. Its totient is φ = 46379712.

The previous prime is 115949303. The next prime is 115949357. The reversal of 115949320 is 23949511.

It can be written as a sum of positive squares in 2 ways, for example, as 114961284 + 988036 = 10722^2 + 994^2 .

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, 1449327 + ... + 1449406.

Almost surely, 2^115949320 is an apocalyptic number.

115949320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115949320 is an abundant number, since it is smaller than the sum of its proper divisors (144936740).

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

115949320 is a wasteful number, since it uses less digits than its factorization.

115949320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898744 (or 2898740 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 115949320 is about 10767.9765973000. The cubic root of 115949320 is about 487.6288609604.

It can be divided in two parts, 11 and 5949320, that multiplied together give a triangular number (65442520 = T₁₁₄₄₀).

The spelling of 115949320 in words is "one hundred fifteen million, nine hundred forty-nine thousand, three hundred twenty".