5615428 has 24 divisors (see below), whose sum is σ = 12095552. Its totient is φ = 2221344.

The previous prime is 5615417. The next prime is 5615429. The reversal of 5615428 is 8245165.

It is a self number, because there is not a number n which added to its sum of digits gives 5615428.

It is not an unprimeable number, because it can be changed into a prime (5615429) 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, 7350 + ... + 8077.

Almost surely, 2^5615428 is an apocalyptic number.

It is an amenable number.

5615428 is an abundant number, since it is smaller than the sum of its proper divisors (6480124).

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

5615428 is a wasteful number, since it uses less digits than its factorization.

5615428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15451 (or 15449 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 5615428 is about 2369.6894311281. The cubic root of 5615428 is about 177.7437291853.

The spelling of 5615428 in words is "five million, six hundred fifteen thousand, four hundred twenty-eight".