28782262 has 16 divisors (see below), whose sum is σ = 44015040. Its totient is φ = 14112648.

The previous prime is 28782253. The next prime is 28782319. The reversal of 28782262 is 26228782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46189 + ... + 46807.

It is an arithmetic number, because the mean of its divisors is an integer number (2750940).

Almost surely, 2^28782262 is an apocalyptic number.

28782262 is a deficient number, since it is larger than the sum of its proper divisors (15232778).

28782262 is a wasteful number, since it uses less digits than its factorization.

28782262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035.

The product of its digits is 43008, while the sum is 37.

The square root of 28782262 is about 5364.9102508803. The cubic root of 28782262 is about 306.4608304191.

The spelling of 28782262 in words is "twenty-eight million, seven hundred eighty-two thousand, two hundred sixty-two".