115305552 has 80 divisors (see below), whose sum is σ = 334800000. Its totient is φ = 37990656.

The previous prime is 115305527. The next prime is 115305559. The reversal of 115305552 is 255503511.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115305559) 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, 36949 + ... + 39947.

It is an arithmetic number, because the mean of its divisors is an integer number (4185000).

Almost surely, 2^115305552 is an apocalyptic number.

115305552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115305552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167400000).

115305552 is an abundant number, since it is smaller than the sum of its proper divisors (219494448).

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

115305552 is a wasteful number, since it uses less digits than its factorization.

115305552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105 (or 3093 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 115305552 is about 10738.0422796709. The cubic root of 115305552 is about 486.7247227502.

The spelling of 115305552 in words is "one hundred fifteen million, three hundred five thousand, five hundred fifty-two".