2902668 has 48 divisors (see below), whose sum is σ = 7392000. Its totient is φ = 883008.

The previous prime is 2902663. The next prime is 2902717. The reversal of 2902668 is 8662092.

It is not an unprimeable number, because it can be changed into a prime (2902661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6393 + ... + 6831.

It is an arithmetic number, because the mean of its divisors is an integer number (154000).

2^2902668 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 2902668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3696000).

2902668 is an abundant number, since it is smaller than the sum of its proper divisors (4489332).

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

2902668 is a wasteful number, since it uses less digits than its factorization.

2902668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2902668 is about 1703.7218082774. The cubic root of 2902668 is about 142.6480332998.

It can be divided in two parts, 2902 and 668, that added together give a triangular number (3570 = T₈₄).

The spelling of 2902668 in words is "two million, nine hundred two thousand, six hundred sixty-eight".