7022549 has 2 divisors, whose sum is σ = 7022550. Its totient is φ = 7022548.

The previous prime is 7022531. The next prime is 7022551. The reversal of 7022549 is 9452207.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7022500 + 49 = 2650^2 + 7^2 .

It is a cyclic number.

It is not a de Polignac number, because 7022549 - 2⁸ = 7022293 is a prime.

It is a Sophie Germain prime.

Together with 7022551, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7022569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3511274 + 3511275.

It is an arithmetic number, because the mean of its divisors is an integer number (3511275).

Almost surely, 2^7022549 is an apocalyptic number.

It is an amenable number.

7022549 is a deficient number, since it is larger than the sum of its proper divisors (1).

7022549 is an equidigital number, since it uses as much as digits as its factorization.

7022549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 7022549 is about 2650.0092452669. The cubic root of 7022549 is about 191.4983013799.

It can be divided in two parts, 70225 and 49, that multiplied together give a square (3441025 = 1855²).

The spelling of 7022549 in words is "seven million, twenty-two thousand, five hundred forty-nine".