28277102 has 32 divisors (see below), whose sum is σ = 50488320. Its totient is φ = 11625120.

The previous prime is 28277089. The next prime is 28277141. The reversal of 28277102 is 20177282.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 40577 + ... + 41267.

It is an arithmetic number, because the mean of its divisors is an integer number (1577760).

Almost surely, 2^28277102 is an apocalyptic number.

28277102 is a deficient number, since it is larger than the sum of its proper divisors (22211218).

28277102 is a wasteful number, since it uses less digits than its factorization.

28277102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 28277102 is about 5317.6218368741. The cubic root of 28277102 is about 304.6573308213.

The spelling of 28277102 in words is "twenty-eight million, two hundred seventy-seven thousand, one hundred two".