115622064 has 120 divisors (see below), whose sum is σ = 340454400. Its totient is φ = 36581760.

The previous prime is 115622057. The next prime is 115622099. The reversal of 115622064 is 460226511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 263157 + ... + 263595.

It is an arithmetic number, because the mean of its divisors is an integer number (2837120).

Almost surely, 2^115622064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115622064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170227200).

115622064 is an abundant number, since it is smaller than the sum of its proper divisors (224832336).

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

115622064 is a wasteful number, since it uses less digits than its factorization.

115622064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 115622064 is about 10752.7700617097. The cubic root of 115622064 is about 487.1696665496.

Adding to 115622064 its reverse (460226511), we get a palindrome (575848575).

It can be divided in two parts, 1156 and 22064, that added together give a triangular number (23220 = T₂₁₅).

The spelling of 115622064 in words is "one hundred fifteen million, six hundred twenty-two thousand, sixty-four".