2049659 has 2 divisors, whose sum is σ = 2049660. Its totient is φ = 2049658.

The previous prime is 2049647. The next prime is 2049667. The reversal of 2049659 is 9569402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2049659 - 2⁴ = 2049643 is a prime.

It is a super-2 number, since 2×2049659² = 8402204032562, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2049629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024829 + 1024830.

It is an arithmetic number, because the mean of its divisors is an integer number (1024830).

2^2049659 is an apocalyptic number.

2049659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049659 is an equidigital number, since it uses as much as digits as its factorization.

2049659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2049659 is about 1431.6630190097. The cubic root of 2049659 is about 127.0263652456.

The spelling of 2049659 in words is "two million, forty-nine thousand, six hundred fifty-nine".