28227048 has 16 divisors (see below), whose sum is σ = 70567680. Its totient is φ = 9409008.

The previous prime is 28227029. The next prime is 28227053. The reversal of 28227048 is 84072282.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588040 + ... + 588087.

It is an arithmetic number, because the mean of its divisors is an integer number (4410480).

Almost surely, 2^28227048 is an apocalyptic number.

It is an amenable number.

28227048 is an abundant number, since it is smaller than the sum of its proper divisors (42340632).

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

28227048 is a wasteful number, since it uses less digits than its factorization.

28227048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176136 (or 1176132 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 28227048 is about 5312.9133250976. The cubic root of 28227048 is about 304.4774641501.

It can be divided in two parts, 2822 and 7048, that added together give a triangular number (9870 = T₁₄₀).

The spelling of 28227048 in words is "twenty-eight million, two hundred twenty-seven thousand, forty-eight".