20298206 has 8 divisors (see below), whose sum is σ = 30534624. Its totient is φ = 10120000.

The previous prime is 20298203. The next prime is 20298217. The reversal of 20298206 is 60289202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20298203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13670 + ... + 15081.

It is an arithmetic number, because the mean of its divisors is an integer number (3816828).

Almost surely, 2^20298206 is an apocalyptic number.

20298206 is a deficient number, since it is larger than the sum of its proper divisors (10236418).

20298206 is a wasteful number, since it uses less digits than its factorization.

20298206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29106.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 20298206 is about 4505.3530383312. The cubic root of 20298206 is about 272.7842042293.

The spelling of 20298206 in words is "twenty million, two hundred ninety-eight thousand, two hundred six".