2900647 has 2 divisors, whose sum is σ = 2900648. Its totient is φ = 2900646.

The previous prime is 2900641. The next prime is 2900669. The reversal of 2900647 is 7460092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2900647 - 2¹⁹ = 2376359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2900641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450323 + 1450324.

It is an arithmetic number, because the mean of its divisors is an integer number (1450324).

2^2900647 is an apocalyptic number.

2900647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2900647 is an equidigital number, since it uses as much as digits as its factorization.

2900647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2900647 is about 1703.1285917393. The cubic root of 2900647 is about 142.6149190971.

The spelling of 2900647 in words is "two million, nine hundred thousand, six hundred forty-seven".