22728602 has 16 divisors (see below), whose sum is σ = 36886752. Its totient is φ = 10441200.

The previous prime is 22728599. The next prime is 22728613. The reversal of 22728602 is 20682722.

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, 3977 + ... + 7827.

It is an arithmetic number, because the mean of its divisors is an integer number (2305422).

Almost surely, 2^22728602 is an apocalyptic number.

22728602 is a deficient number, since it is larger than the sum of its proper divisors (14158150).

22728602 is a wasteful number, since it uses less digits than its factorization.

22728602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 22728602 is about 4767.4523594893. The cubic root of 22728602 is about 283.2636897649.

The spelling of 22728602 in words is "twenty-two million, seven hundred twenty-eight thousand, six hundred two".