7722373 has 2 divisors, whose sum is σ = 7722374. Its totient is φ = 7722372.

The previous prime is 7722371. The next prime is 7722383. The reversal of 7722373 is 3732277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6360484 + 1361889 = 2522^2 + 1167^2 .

It is a cyclic number.

It is not a de Polignac number, because 7722373 - 2¹ = 7722371 is a prime.

It is a super-2 number, since 2×7722373² = 119270089502258, which contains 22 as substring.

Together with 7722371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7722371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3861186 + 3861187.

It is an arithmetic number, because the mean of its divisors is an integer number (3861187).

Almost surely, 2^7722373 is an apocalyptic number.

It is an amenable number.

7722373 is a deficient number, since it is larger than the sum of its proper divisors (1).

7722373 is an equidigital number, since it uses as much as digits as its factorization.

7722373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12348, while the sum is 31.

The square root of 7722373 is about 2778.9157957736. The cubic root of 7722373 is about 197.6591506795.

The spelling of 7722373 in words is "seven million, seven hundred twenty-two thousand, three hundred seventy-three".