5667428 has 24 divisors (see below), whose sum is σ = 10834488. Its totient is φ = 2578176.

The previous prime is 5667427. The next prime is 5667437. The reversal of 5667428 is 8247665.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1036324 + 4631104 = 1018^2 + 2152^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5667391 and 5667400.

It is not an unprimeable number, because it can be changed into a prime (5667421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3050 + ... + 4542.

It is an arithmetic number, because the mean of its divisors is an integer number (451437).

Almost surely, 2^5667428 is an apocalyptic number.

It is an amenable number.

5667428 is a deficient number, since it is larger than the sum of its proper divisors (5167060).

5667428 is a wasteful number, since it uses less digits than its factorization.

5667428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583 (or 1581 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 5667428 is about 2380.6360494624. The cubic root of 5667428 is about 178.2906919525.

The spelling of 5667428 in words is "five million, six hundred sixty-seven thousand, four hundred twenty-eight".