4494491 has 2 divisors, whose sum is σ = 4494492. Its totient is φ = 4494490.

The previous prime is 4494487. The next prime is 4494509. The reversal of 4494491 is 1944944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4494491 - 2² = 4494487 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4494401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2247245 + 2247246.

It is an arithmetic number, because the mean of its divisors is an integer number (2247246).

Almost surely, 2^4494491 is an apocalyptic number.

4494491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4494491 is an equidigital number, since it uses as much as digits as its factorization.

4494491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 4494491 is about 2120.0214621555. The cubic root of 4494491 is about 165.0289633882.

The spelling of 4494491 in words is "four million, four hundred ninety-four thousand, four hundred ninety-one".