2290968 has 48 divisors (see below), whose sum is σ = 6346080. Its totient is φ = 746304.

The previous prime is 2290943. The next prime is 2290969. The reversal of 2290968 is 8690922.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290969) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3046 + ... + 3722.

It is an arithmetic number, because the mean of its divisors is an integer number (132210).

2^2290968 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 2290968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3173040).

2290968 is an abundant number, since it is smaller than the sum of its proper divisors (4055112).

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

2290968 is a wasteful number, since it uses less digits than its factorization.

2290968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 2290968 is about 1513.5943974526. The cubic root of 2290968 is about 131.8275986210.

The spelling of 2290968 in words is "two million, two hundred ninety thousand, nine hundred sixty-eight".