28496522 has 8 divisors (see below), whose sum is σ = 45259236. Its totient is φ = 13410112.

The previous prime is 28496519. The next prime is 28496527. The reversal of 28496522 is 22569482.

It can be written as a sum of positive squares in 2 ways, for example, as 27573001 + 923521 = 5251^2 + 961^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (28496527) 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, 419033 + ... + 419100.

Almost surely, 2^28496522 is an apocalyptic number.

28496522 is a deficient number, since it is larger than the sum of its proper divisors (16762714).

28496522 is a wasteful number, since it uses less digits than its factorization.

28496522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838152.

The product of its digits is 69120, while the sum is 38.

The square root of 28496522 is about 5338.2133715317. The cubic root of 28496522 is about 305.4433112698.

The spelling of 28496522 in words is "twenty-eight million, four hundred ninety-six thousand, five hundred twenty-two".