115440546 has 32 divisors (see below), whose sum is σ = 251072640. Its totient is φ = 35172864.

The previous prime is 115440541. The next prime is 115440547. The reversal of 115440546 is 645044511.

It is not an unprimeable number, because it can be changed into a prime (115440541) 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, 850 + ... + 15218.

It is an arithmetic number, because the mean of its divisors is an integer number (7846020).

Almost surely, 2^115440546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115440546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125536320).

115440546 is an abundant number, since it is smaller than the sum of its proper divisors (135632094).

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

115440546 is a wasteful number, since it uses less digits than its factorization.

115440546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14490.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 115440546 is about 10744.3262236401. The cubic root of 115440546 is about 486.9145930308.

The spelling of 115440546 in words is "one hundred fifteen million, four hundred forty thousand, five hundred forty-six".