20601704 has 16 divisors (see below), whose sum is σ = 38700420. Its totient is φ = 10281600.

The previous prime is 20601703. The next prime is 20601743. The reversal of 20601704 is 40710602.

It can be written as a sum of positive squares in 2 ways, for example, as 13322500 + 7279204 = 3650^2 + 2698^2 .

It is not an unprimeable number, because it can be changed into a prime (20601703) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2804 + ... + 7004.

Almost surely, 2^20601704 is an apocalyptic number.

It is an amenable number.

20601704 is a deficient number, since it is larger than the sum of its proper divisors (18098716).

20601704 is a wasteful number, since it uses less digits than its factorization.

20601704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4820 (or 4816 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 20601704 is about 4538.9100013109. The cubic root of 20601704 is about 274.1370369625.

The spelling of 20601704 in words is "twenty million, six hundred one thousand, seven hundred four".