5565390 has 32 divisors (see below), whose sum is σ = 13819680. Its totient is φ = 1432704.

The previous prime is 5565383. The next prime is 5565397. The reversal of 5565390 is 935655.

It is an interprime number because it is at equal distance from previous prime (5565383) and next prime (5565397).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565397) 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, 2329 + ... + 4068.

It is an arithmetic number, because the mean of its divisors is an integer number (431865).

Almost surely, 2^5565390 is an apocalyptic number.

5565390 is an abundant number, since it is smaller than the sum of its proper divisors (8254290).

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

5565390 is a wasteful number, since it uses less digits than its factorization.

5565390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6436.

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 5565390 is about 2359.1078822301. The cubic root of 5565390 is about 177.2142064918.

The spelling of 5565390 in words is "five million, five hundred sixty-five thousand, three hundred ninety".