2890651 has 4 divisors (see below), whose sum is σ = 2895112. Its totient is φ = 2886192.

The previous prime is 2890649. The next prime is 2890669. The reversal of 2890651 is 1560982.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2890651 - 2¹ = 2890649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2893651) 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, 1050 + ... + 2623.

It is an arithmetic number, because the mean of its divisors is an integer number (723778).

2^2890651 is an apocalyptic number.

2890651 is a deficient number, since it is larger than the sum of its proper divisors (4461).

2890651 is an equidigital number, since it uses as much as digits as its factorization.

2890651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4460.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 2890651 is about 1700.1914598068. The cubic root of 2890651 is about 142.4509074761.

The spelling of 2890651 in words is "two million, eight hundred ninety thousand, six hundred fifty-one".