115496640 has 336 divisors, whose sum is σ = 482144832. Its totient is φ = 24772608.

The previous prime is 115496627. The next prime is 115496651. The reversal of 115496640 is 46694511.

115496640 is a `hidden beast` number, since 1 + 1 + 5 + 4 + 9 + 6 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 115496595 and 115496604.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 342552 + ... + 342888.

Almost surely, 2^115496640 is an apocalyptic number.

115496640 is a gapful number since it is divisible by the number (10) 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 115496640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241072416).

115496640 is an abundant number, since it is smaller than the sum of its proper divisors (366648192).

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

115496640 is a wasteful number, since it uses less digits than its factorization.

115496640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 115496640 is about 10746.9363076181. The cubic root of 115496640 is about 486.9934462166.

The spelling of 115496640 in words is "one hundred fifteen million, four hundred ninety-six thousand, six hundred forty".