20243334 has 16 divisors (see below), whose sum is σ = 41883120. Its totient is φ = 6515040.

The previous prime is 20243309. The next prime is 20243339. The reversal of 20243334 is 43334202.

It is a self number, because there is not a number n which added to its sum of digits gives 20243334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20243339) 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, 57997 + ... + 58344.

It is an arithmetic number, because the mean of its divisors is an integer number (2617695).

Almost surely, 2^20243334 is an apocalyptic number.

20243334 is an abundant number, since it is smaller than the sum of its proper divisors (21639786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20243334 is a wasteful number, since it uses less digits than its factorization.

20243334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116375.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 20243334 is about 4499.2592723692. The cubic root of 20243334 is about 272.5381771835.

Adding to 20243334 its reverse (43334202), we get a palindrome (63577536).

The spelling of 20243334 in words is "twenty million, two hundred forty-three thousand, three hundred thirty-four".