114512640 has 144 divisors (see below), whose sum is σ = 399119616. Its totient is φ = 27750400.

The previous prime is 114512623. The next prime is 114512681. The reversal of 114512640 is 46215411.

It is a happy number.

It is a super-2 number, since 2×114512640² = 26226289439539200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 114512640.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40885 + ... + 43595.

It is an arithmetic number, because the mean of its divisors is an integer number (2771664).

Almost surely, 2^114512640 is an apocalyptic number.

114512640 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 114512640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199559808).

114512640 is an abundant number, since it is smaller than the sum of its proper divisors (284606976).

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

114512640 is a wasteful number, since it uses less digits than its factorization.

114512640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746 (or 2732 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 114512640 is about 10701.0578916292. The cubic root of 114512640 is about 485.6064825836.

The spelling of 114512640 in words is "one hundred fourteen million, five hundred twelve thousand, six hundred forty".