5231428 has 12 divisors (see below), whose sum is σ = 9178092. Its totient is φ = 2609120.

The previous prime is 5231417. The next prime is 5231431. The reversal of 5231428 is 8241325.

5231428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 770884 + 4460544 = 878^2 + 2112^2 .

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426 + ... + 3262.

It is an arithmetic number, because the mean of its divisors is an integer number (764841).

Almost surely, 2^5231428 is an apocalyptic number.

It is an amenable number.

5231428 is a deficient number, since it is larger than the sum of its proper divisors (3946664).

5231428 is a wasteful number, since it uses less digits than its factorization.

5231428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302 (or 3300 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 5231428 is about 2287.2315142985. The cubic root of 5231428 is about 173.5961479887.

The spelling of 5231428 in words is "five million, two hundred thirty-one thousand, four hundred twenty-eight".