2954639 has 2 divisors, whose sum is σ = 2954640. Its totient is φ = 2954638.

The previous prime is 2954621. The next prime is 2954681. The reversal of 2954639 is 9364592.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2954639 - 2²⁰ = 1906063 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 (2954689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1477319 + 1477320.

It is an arithmetic number, because the mean of its divisors is an integer number (1477320).

2^2954639 is an apocalyptic number.

2954639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2954639 is an equidigital number, since it uses as much as digits as its factorization.

2954639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 38.

The square root of 2954639 is about 1718.9063383442. The cubic root of 2954639 is about 143.4943524266.

The spelling of 2954639 in words is "two million, nine hundred fifty-four thousand, six hundred thirty-nine".