20607099 has 8 divisors (see below), whose sum is σ = 27540480. Its totient is φ = 13705896.

The previous prime is 20607073. The next prime is 20607109. The reversal of 20607099 is 99070602.

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

It is not a de Polignac number, because 20607099 - 2²³ = 12218491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20607029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6507 + ... + 9140.

It is an arithmetic number, because the mean of its divisors is an integer number (3442560).

Almost surely, 2^20607099 is an apocalyptic number.

20607099 is a deficient number, since it is larger than the sum of its proper divisors (6933381).

20607099 is a wasteful number, since it uses less digits than its factorization.

20607099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16089.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 20607099 is about 4539.5042680892. The cubic root of 20607099 is about 274.1609644368.

The spelling of 20607099 in words is "twenty million, six hundred seven thousand, ninety-nine".