20229302 has 4 divisors (see below), whose sum is σ = 30343956. Its totient is φ = 10114650.

The previous prime is 20229289. The next prime is 20229353. The reversal of 20229302 is 20392202.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5057324 + ... + 5057327.

It is an arithmetic number, because the mean of its divisors is an integer number (7585989).

Almost surely, 2^20229302 is an apocalyptic number.

20229302 is a deficient number, since it is larger than the sum of its proper divisors (10114654).

20229302 is a wasteful number, since it uses less digits than its factorization.

20229302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114653.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 20229302 is about 4497.6996342575. The cubic root of 20229302 is about 272.4751911876.

The spelling of 20229302 in words is "twenty million, two hundred twenty-nine thousand, three hundred two".