20097606 has 8 divisors (see below), whose sum is σ = 40195224. Its totient is φ = 6699200.

The previous prime is 20097599. The next prime is 20097617. The reversal of 20097606 is 60679002.

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

20097606 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674795 + ... + 1674806.

It is an arithmetic number, because the mean of its divisors is an integer number (5024403).

Almost surely, 2^20097606 is an apocalyptic number.

20097606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20097606 is a wasteful number, since it uses less digits than its factorization.

20097606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349606.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 20097606 is about 4483.0353556491. The cubic root of 20097606 is about 271.8826176753.

The spelling of 20097606 in words is "twenty million, ninety-seven thousand, six hundred six".