20340092 has 24 divisors (see below), whose sum is σ = 38908800. Its totient is φ = 9262080.

The previous prime is 20340037. The next prime is 20340097. The reversal of 20340092 is 29004302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340097) 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, 2717 + ... + 6932.

It is an arithmetic number, because the mean of its divisors is an integer number (1621200).

Almost surely, 2^20340092 is an apocalyptic number.

It is an amenable number.

20340092 is a deficient number, since it is larger than the sum of its proper divisors (18568708).

20340092 is a wasteful number, since it uses less digits than its factorization.

20340092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9701 (or 9699 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 20340092 is about 4509.9991130820. Note that the first 3 decimals coincide. The cubic root of 20340092 is about 272.9717083036.

Adding to 20340092 its reverse (29004302), we get a palindrome (49344394).

The spelling of 20340092 in words is "twenty million, three hundred forty thousand, ninety-two".