115620750 has 128 divisors (see below), whose sum is σ = 366612480. Its totient is φ = 26416800.

The previous prime is 115620749. The next prime is 115620751. The reversal of 115620750 is 57026511.

It is an interprime number because it is at equal distance from previous prime (115620749) and next prime (115620751).

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 (115620751) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46027 + ... + 48473.

It is an arithmetic number, because the mean of its divisors is an integer number (2864160).

Almost surely, 2^115620750 is an apocalyptic number.

115620750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 115620750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183306240).

115620750 is an abundant number, since it is smaller than the sum of its proper divisors (250991730).

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

115620750 is a wasteful number, since it uses less digits than its factorization.

115620750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480 (or 2464 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 115620750 is about 10752.7089610014. The cubic root of 115620750 is about 487.1678210444.

The spelling of 115620750 in words is "one hundred fifteen million, six hundred twenty thousand, seven hundred fifty".