4974649 has 2 divisors, whose sum is σ = 4974650. Its totient is φ = 4974648.

The previous prime is 4974587. The next prime is 4974691. The reversal of 4974649 is 9464794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4494400 + 480249 = 2120^2 + 693^2 .

It is a cyclic number.

It is not a de Polignac number, because 4974649 - 2⁷ = 4974521 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 9⁵ + 7 + 4⁸ + 6⁴ + 4⁸ + 9⁷ .

It is not a weakly prime, because it can be changed into another prime (4974449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2487324 + 2487325.

It is an arithmetic number, because the mean of its divisors is an integer number (2487325).

Almost surely, 2^4974649 is an apocalyptic number.

It is an amenable number.

4974649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4974649 is an equidigital number, since it uses as much as digits as its factorization.

4974649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 4974649 is about 2230.3921179918. The cubic root of 4974649 is about 170.7081075276.

The spelling of 4974649 in words is "four million, nine hundred seventy-four thousand, six hundred forty-nine".