4490687 has 2 divisors, whose sum is σ = 4490688. Its totient is φ = 4490686.

The previous prime is 4490663. The next prime is 4490699. The reversal of 4490687 is 7860944.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4490687 - 2⁶ = 4490623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4490687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4490617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2245343 + 2245344.

It is an arithmetic number, because the mean of its divisors is an integer number (2245344).

Almost surely, 2^4490687 is an apocalyptic number.

4490687 is a deficient number, since it is larger than the sum of its proper divisors (1).

4490687 is an equidigital number, since it uses as much as digits as its factorization.

4490687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 4490687 is about 2119.1241115140. The cubic root of 4490687 is about 164.9823917543.

The spelling of 4490687 in words is "four million, four hundred ninety thousand, six hundred eighty-seven".