2904963 has 4 divisors (see below), whose sum is σ = 3873288. Its totient is φ = 1936640.

The previous prime is 2904949. The next prime is 2904989. The reversal of 2904963 is 3694092.

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 2904963 - 2⁴ = 2904947 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2904163) 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, 484158 + ... + 484163.

It is an arithmetic number, because the mean of its divisors is an integer number (968322).

2^2904963 is an apocalyptic number.

2904963 is a deficient number, since it is larger than the sum of its proper divisors (968325).

2904963 is an equidigital number, since it uses as much as digits as its factorization.

2904963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968324.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 2904963 is about 1704.3952006504. The cubic root of 2904963 is about 142.6856183760.

It can be divided in two parts, 290 and 4963, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 2904963 in words is "two million, nine hundred four thousand, nine hundred sixty-three".