5222665 has 12 divisors (see below), whose sum is σ = 7290756. Its totient is φ = 3581088.

The previous prime is 5222653. The next prime is 5222671. The reversal of 5222665 is 5662225.

It can be written as a sum of positive squares in 2 ways, for example, as 4149369 + 1073296 = 2037^2 + 1036^2 .

It is not a de Polignac number, because 5222665 - 2⁹ = 5222153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10414 + ... + 10903.

It is an arithmetic number, because the mean of its divisors is an integer number (607563).

Almost surely, 2^5222665 is an apocalyptic number.

It is an amenable number.

5222665 is a deficient number, since it is larger than the sum of its proper divisors (2068091).

5222665 is a wasteful number, since it uses less digits than its factorization.

5222665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21336 (or 21329 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 5222665 is about 2285.3150767454. The cubic root of 5222665 is about 173.4991653408.

The spelling of 5222665 in words is "five million, two hundred twenty-two thousand, six hundred sixty-five".