20798006 has 8 divisors (see below), whose sum is σ = 31662840. Its totient is φ = 10243728.

The previous prime is 20797999. The next prime is 20798051. The reversal of 20798006 is 60089702.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77471 + ... + 77738.

It is an arithmetic number, because the mean of its divisors is an integer number (3957855).

Almost surely, 2^20798006 is an apocalyptic number.

20798006 is a deficient number, since it is larger than the sum of its proper divisors (10864834).

20798006 is a wasteful number, since it uses less digits than its factorization.

20798006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155278.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 20798006 is about 4560.4830884458. The cubic root of 20798006 is about 275.0049850336.

The spelling of 20798006 in words is "twenty million, seven hundred ninety-eight thousand, six".