28567496 has 16 divisors (see below), whose sum is σ = 53803440. Its totient is φ = 14219920.

The previous prime is 28567481. The next prime is 28567499. The reversal of 28567496 is 69476582.

It is a super-2 number, since 2×28567496² = 1632203655420032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28567496.

It is not an unprimeable number, because it can be changed into a prime (28567499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6050 + ... + 9681.

It is an arithmetic number, because the mean of its divisors is an integer number (3362715).

Almost surely, 2^28567496 is an apocalyptic number.

It is an amenable number.

28567496 is a deficient number, since it is larger than the sum of its proper divisors (25235944).

28567496 is a wasteful number, since it uses less digits than its factorization.

28567496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15964 (or 15960 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The square root of 28567496 is about 5344.8569672162. The cubic root of 28567496 is about 305.6966820820.

The spelling of 28567496 in words is "twenty-eight million, five hundred sixty-seven thousand, four hundred ninety-six".