2240531968 has 40 divisors (see below), whose sum is σ = 4512068352. Its totient is φ = 1111412736.

The previous prime is 2240531897. The next prime is 2240531989. The reversal of 2240531968 is 8691350422.

It is a self number, because there is not a number n which added to its sum of digits gives 2240531968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47796 + ... + 82252.

Almost surely, 2^2240531968 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 2240531968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2256034176).

2240531968 is an abundant number, since it is smaller than the sum of its proper divisors (2271536384).

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

2240531968 is an equidigital number, since it uses as much as digits as its factorization.

2240531968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602 (or 34586 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 2240531968 is about 47334.2578689051. The cubic root of 2240531968 is about 1308.5300934130.

The spelling of 2240531968 in words is "two billion, two hundred forty million, five hundred thirty-one thousand, nine hundred sixty-eight".