28227662 has 4 divisors (see below), whose sum is σ = 42341496. Its totient is φ = 14113830.

The previous prime is 28227659. The next prime is 28227671. The reversal of 28227662 is 26672282.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7056914 + ... + 7056917.

It is an arithmetic number, because the mean of its divisors is an integer number (10585374).

Almost surely, 2^28227662 is an apocalyptic number.

28227662 is a deficient number, since it is larger than the sum of its proper divisors (14113834).

28227662 is a wasteful number, since it uses less digits than its factorization.

28227662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14113833.

The product of its digits is 32256, while the sum is 35.

The square root of 28227662 is about 5312.9711085230. The cubic root of 28227662 is about 304.4796718175.

The spelling of 28227662 in words is "twenty-eight million, two hundred twenty-seven thousand, six hundred sixty-two".