5622281 has 16 divisors (see below), whose sum is σ = 6856704. Its totient is φ = 4505424.

The previous prime is 5622263. The next prime is 5622301. The reversal of 5622281 is 1822265.

5622281 = 101² + 102² + ... + 261².

It is a de Polignac number, because none of the positive numbers 2^k-5622281 is a prime.

It is a super-2 number, since 2×5622281² = 63220087285922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5622281.

It is not an unprimeable number, because it can be changed into a prime (5622251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7196 + ... + 7938.

It is an arithmetic number, because the mean of its divisors is an integer number (428544).

Almost surely, 2^5622281 is an apocalyptic number.

It is an amenable number.

5622281 is a deficient number, since it is larger than the sum of its proper divisors (1234423).

5622281 is a wasteful number, since it uses less digits than its factorization.

5622281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820.

The product of its digits is 1920, while the sum is 26.

The square root of 5622281 is about 2371.1349603091. The cubic root of 5622281 is about 177.8160052198.

The spelling of 5622281 in words is "five million, six hundred twenty-two thousand, two hundred eighty-one".