2990659 has 4 divisors (see below), whose sum is σ = 3417904. Its totient is φ = 2563416.

The previous prime is 2990639. The next prime is 2990677. The reversal of 2990659 is 9560992.

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 2990659 - 2⁷ = 2990531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2990609) 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, 213612 + ... + 213625.

It is an arithmetic number, because the mean of its divisors is an integer number (854476).

2^2990659 is an apocalyptic number.

2990659 is a deficient number, since it is larger than the sum of its proper divisors (427245).

2990659 is an equidigital number, since it uses as much as digits as its factorization.

2990659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427244.

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 2990659 is about 1729.3521908507. The cubic root of 2990659 is about 144.0751119200.

The spelling of 2990659 in words is "two million, nine hundred ninety thousand, six hundred fifty-nine".