5427428 has 6 divisors (see below), whose sum is σ = 9498006. Its totient is φ = 2713712.

The previous prime is 5427421. The next prime is 5427431. The reversal of 5427428 is 8247245.

It can be written as a sum of positive squares in only one way, i.e., 5189284 + 238144 = 2278^2 + 488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5427394 and 5427403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5427421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678425 + ... + 678432.

It is an arithmetic number, because the mean of its divisors is an integer number (1583001).

Almost surely, 2^5427428 is an apocalyptic number.

It is an amenable number.

5427428 is a deficient number, since it is larger than the sum of its proper divisors (4070578).

5427428 is a wasteful number, since it uses less digits than its factorization.

5427428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356861 (or 1356859 counting only the distinct ones).

The product of its digits is 17920, while the sum is 32.

The square root of 5427428 is about 2329.6840987567. The cubic root of 5427428 is about 175.7375996814.

The spelling of 5427428 in words is "five million, four hundred twenty-seven thousand, four hundred twenty-eight".