5402028 has 12 divisors (see below), whose sum is σ = 12604760. Its totient is φ = 1800672.

The previous prime is 5402021. The next prime is 5402051. The reversal of 5402028 is 8202045.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5401995 and 5402013.

It is not an unprimeable number, because it can be changed into a prime (5402021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225073 + ... + 225096.

Almost surely, 2^5402028 is an apocalyptic number.

It is an amenable number.

5402028 is an abundant number, since it is smaller than the sum of its proper divisors (7202732).

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

5402028 is a wasteful number, since it uses less digits than its factorization.

5402028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450176 (or 450174 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 5402028 is about 2324.2263228868. The cubic root of 5402028 is about 175.4630241661.

The spelling of 5402028 in words is "five million, four hundred two thousand, twenty-eight".