5428566 has 128 divisors (see below), whose sum is σ = 15321600. Its totient is φ = 1399680.

The previous prime is 5428561. The next prime is 5428571. The reversal of 5428566 is 6658245.

It is an interprime number because it is at equal distance from previous prime (5428561) and next prime (5428571).

It is a self number, because there is not a number n which added to its sum of digits gives 5428566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5428561) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 146700 + ... + 146736.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

Almost surely, 2^5428566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5428566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7660800).

5428566 is an abundant number, since it is smaller than the sum of its proper divisors (9893034).

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

5428566 is a wasteful number, since it uses less digits than its factorization.

5428566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 85 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 5428566 is about 2329.9283250778. The cubic root of 5428566 is about 175.7498814603.

It can be divided in two parts, 54 and 28566, that multiplied together give a square (1542564 = 1242²).

The spelling of 5428566 in words is "five million, four hundred twenty-eight thousand, five hundred sixty-six".