7949273 has 2 divisors, whose sum is σ = 7949274. Its totient is φ = 7949272.

The previous prime is 7949269. The next prime is 7949287. The reversal of 7949273 is 3729497.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7573504 + 375769 = 2752^2 + 613^2 .

It is a cyclic number.

It is not a de Polignac number, because 7949273 - 2² = 7949269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7949273.

It is not a weakly prime, because it can be changed into another prime (7949233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3974636 + 3974637.

It is an arithmetic number, because the mean of its divisors is an integer number (3974637).

Almost surely, 2^7949273 is an apocalyptic number.

It is an amenable number.

7949273 is a deficient number, since it is larger than the sum of its proper divisors (1).

7949273 is an equidigital number, since it uses as much as digits as its factorization.

7949273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256, while the sum is 41.

The square root of 7949273 is about 2819.4455128624. The cubic root of 7949273 is about 199.5763783570.

The spelling of 7949273 in words is "seven million, nine hundred forty-nine thousand, two hundred seventy-three".