20004373 has 8 divisors (see below), whose sum is σ = 20448288. Its totient is φ = 19563024.

The previous prime is 20004367. The next prime is 20004419. The reversal of 20004373 is 37340002.

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

It is a cyclic number.

It is not a de Polignac number, because 20004373 - 2⁹ = 20003861 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20004373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20004323) 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, 30790 + ... + 31432.

It is an arithmetic number, because the mean of its divisors is an integer number (2556036).

Almost surely, 2^20004373 is an apocalyptic number.

It is an amenable number.

20004373 is a deficient number, since it is larger than the sum of its proper divisors (443915).

20004373 is an equidigital number, since it uses as much as digits as its factorization.

20004373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 20004373 is about 4472.6248445404. The cubic root of 20004373 is about 271.4615437982.

Adding to 20004373 its reverse (37340002), we get a palindrome (57344375).

The spelling of 20004373 in words is "twenty million, four thousand, three hundred seventy-three".