115417240 has 16 divisors (see below), whose sum is σ = 259688880. Its totient is φ = 46166880.

The previous prime is 115417213. The next prime is 115417241. The reversal of 115417240 is 42714511.

It is a super-2 number, since 2×115417240² = 26642278578435200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115417241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442676 + ... + 1442755.

It is an arithmetic number, because the mean of its divisors is an integer number (16230555).

Almost surely, 2^115417240 is an apocalyptic number.

115417240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115417240 is an abundant number, since it is smaller than the sum of its proper divisors (144271640).

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

115417240 is a wasteful number, since it uses less digits than its factorization.

115417240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885442 (or 2885438 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 115417240 is about 10743.2415964643. The cubic root of 115417240 is about 486.8818235067.

It can be divided in two parts, 11541 and 7240, that added together give a palindrome (18781).

The spelling of 115417240 in words is "one hundred fifteen million, four hundred seventeen thousand, two hundred forty".