5185428 has 24 divisors (see below), whose sum is σ = 12136320. Its totient is φ = 1723200.

The previous prime is 5185421. The next prime is 5185429. The reversal of 5185428 is 8245815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185421) 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 7 ways as a sum of consecutive naturals, for example, 6853 + ... + 7571.

It is an arithmetic number, because the mean of its divisors is an integer number (505680).

Almost surely, 2^5185428 is an apocalyptic number.

It is an amenable number.

5185428 is an abundant number, since it is smaller than the sum of its proper divisors (6950892).

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

5185428 is a wasteful number, since it uses less digits than its factorization.

5185428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327 (or 1325 counting only the distinct ones).

The product of its digits is 12800, while the sum is 33.

The square root of 5185428 is about 2277.1534862631. The cubic root of 5185428 is about 173.0858384315.

The spelling of 5185428 in words is "five million, one hundred eighty-five thousand, four hundred twenty-eight".