6922249 has 4 divisors (see below), whose sum is σ = 6962436. Its totient is φ = 6882064.

The previous prime is 6922231. The next prime is 6922261. The reversal of 6922249 is 9422296.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4840000 + 2082249 = 2200^2 + 1443^2 .

It is a cyclic number.

It is not a de Polignac number, because 6922249 - 2¹¹ = 6920201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6922229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19834 + ... + 20179.

It is an arithmetic number, because the mean of its divisors is an integer number (1740609).

Almost surely, 2^6922249 is an apocalyptic number.

It is an amenable number.

6922249 is a deficient number, since it is larger than the sum of its proper divisors (40187).

6922249 is a wasteful number, since it uses less digits than its factorization.

6922249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40186.

The product of its digits is 15552, while the sum is 34.

The square root of 6922249 is about 2631.0167236261. The cubic root of 6922249 is about 190.5822306270.

It can be divided in two parts, 692224 and 9, that multiplied together give a square (6230016 = 2496²).

The spelling of 6922249 in words is "six million, nine hundred twenty-two thousand, two hundred forty-nine".