28226535 has 8 divisors (see below), whose sum is σ = 45162480. Its totient is φ = 15054144.

The previous prime is 28226503. The next prime is 28226537. The reversal of 28226535 is 53562282.

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

It is not a de Polignac number, because 28226535 - 2⁵ = 28226503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28226496 and 28226505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28226537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940870 + ... + 940899.

It is an arithmetic number, because the mean of its divisors is an integer number (5645310).

Almost surely, 2^28226535 is an apocalyptic number.

28226535 is a deficient number, since it is larger than the sum of its proper divisors (16935945).

28226535 is a wasteful number, since it uses less digits than its factorization.

28226535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881777.

The product of its digits is 28800, while the sum is 33.

The square root of 28226535 is about 5312.8650462815. The cubic root of 28226535 is about 304.4756196085.

The spelling of 28226535 in words is "twenty-eight million, two hundred twenty-six thousand, five hundred thirty-five".