28982522 has 4 divisors (see below), whose sum is σ = 43473786. Its totient is φ = 14491260.

The previous prime is 28982519. The next prime is 28982539. The reversal of 28982522 is 22528982.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15062161 + 13920361 = 3881^2 + 3731^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7245629 + ... + 7245632.

Almost surely, 2^28982522 is an apocalyptic number.

28982522 is a deficient number, since it is larger than the sum of its proper divisors (14491264).

28982522 is a wasteful number, since it uses less digits than its factorization.

28982522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14491263.

The product of its digits is 46080, while the sum is 38.

The square root of 28982522 is about 5383.5417709905. The cubic root of 28982522 is about 307.1699483791.

The spelling of 28982522 in words is "twenty-eight million, nine hundred eighty-two thousand, five hundred twenty-two".