4494487 has 2 divisors, whose sum is σ = 4494488. Its totient is φ = 4494486.

The previous prime is 4494481. The next prime is 4494491. The reversal of 4494487 is 7844944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4494487 - 2⁷ = 4494359 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4494481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2247243 + 2247244.

It is an arithmetic number, because the mean of its divisors is an integer number (2247244).

Almost surely, 2^4494487 is an apocalyptic number.

4494487 is a deficient number, since it is larger than the sum of its proper divisors (1).

4494487 is an equidigital number, since it uses as much as digits as its factorization.

4494487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The square root of 4494487 is about 2120.0205187686. The cubic root of 4494487 is about 165.0289144308.

The spelling of 4494487 in words is "four million, four hundred ninety-four thousand, four hundred eighty-seven".