28962146 has 4 divisors (see below), whose sum is σ = 43443222. Its totient is φ = 14481072.

The previous prime is 28962127. The next prime is 28962161. The reversal of 28962146 is 64126982.

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., 27300625 + 1661521 = 5225^2 + 1289^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7240535 + ... + 7240538.

Almost surely, 2^28962146 is an apocalyptic number.

28962146 is a deficient number, since it is larger than the sum of its proper divisors (14481076).

28962146 is a wasteful number, since it uses less digits than its factorization.

28962146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14481075.

The product of its digits is 41472, while the sum is 38.

The square root of 28962146 is about 5381.6490037906. The cubic root of 28962146 is about 307.0979467983.

The spelling of 28962146 in words is "twenty-eight million, nine hundred sixty-two thousand, one hundred forty-six".