5622390 has 48 divisors (see below), whose sum is σ = 14742000. Its totient is φ = 1486656.

The previous prime is 5622349. The next prime is 5622391. The reversal of 5622390 is 932265.

5622390 is a `hidden beast` number, since 5 + 622 + 39 + 0 = 666.

It is a super-2 number, since 2×5622390² = 63222538624200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5622391) 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 in 23 ways as a sum of consecutive naturals, for example, 15936 + ... + 16284.

It is an arithmetic number, because the mean of its divisors is an integer number (307125).

Almost surely, 2^5622390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5622390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7371000).

5622390 is an abundant number, since it is smaller than the sum of its proper divisors (9119610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5622390 is a wasteful number, since it uses less digits than its factorization.

5622390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 5622390 is about 2371.1579449712. The cubic root of 5622390 is about 177.8171543275.

The spelling of 5622390 in words is "five million, six hundred twenty-two thousand, three hundred ninety".