20344093 has 12 divisors (see below), whose sum is σ = 25557280. Its totient is φ = 15851880.

The previous prime is 20344073. The next prime is 20344097. The reversal of 20344093 is 39044302.

It is not a de Polignac number, because 20344093 - 2⁹ = 20343581 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20344097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11163 + ... + 12856.

Almost surely, 2^20344093 is an apocalyptic number.

It is an amenable number.

20344093 is a deficient number, since it is larger than the sum of its proper divisors (5213187).

20344093 is a wasteful number, since it uses less digits than its factorization.

20344093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24048 (or 24037 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 20344093 is about 4510.4426612030. The cubic root of 20344093 is about 272.9896054400.

Adding to 20344093 its reverse (39044302), we get a palindrome (59388395).

The spelling of 20344093 in words is "twenty million, three hundred forty-four thousand, ninety-three".