5578428 has 24 divisors (see below), whose sum is σ = 13054720. Its totient is φ = 1854000.

The previous prime is 5578421. The next prime is 5578429. The reversal of 5578428 is 8248755.

It is a super-2 number, since 2×5578428² = 62237717902368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5578421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7053 + ... + 7803.

Almost surely, 2^5578428 is an apocalyptic number.

It is an amenable number.

5578428 is an abundant number, since it is smaller than the sum of its proper divisors (7476292).

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

5578428 is a wasteful number, since it uses less digits than its factorization.

5578428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377 (or 1375 counting only the distinct ones).

The product of its digits is 89600, while the sum is 39.

The square root of 5578428 is about 2361.8695984326. The cubic root of 5578428 is about 177.3524847251.

It can be divided in two parts, 5578 and 428, that added together give a palindrome (6006).

The spelling of 5578428 in words is "five million, five hundred seventy-eight thousand, four hundred twenty-eight".