5401428 has 48 divisors (see below), whose sum is σ = 13165824. Its totient is φ = 1722240.

The previous prime is 5401397. The next prime is 5401433. The reversal of 5401428 is 8241045.

It is a junction number, because it is equal to n+sod(n) for n = 5401398 and 5401407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34326 + ... + 34482.

It is an arithmetic number, because the mean of its divisors is an integer number (274288).

Almost surely, 2^5401428 is an apocalyptic number.

It is an amenable number.

5401428 is an abundant number, since it is smaller than the sum of its proper divisors (7764396).

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

5401428 is a wasteful number, since it uses less digits than its factorization.

5401428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 5401428 is about 2324.0972440929. The cubic root of 5401428 is about 175.4565277347.

The spelling of 5401428 in words is "five million, four hundred one thousand, four hundred twenty-eight".