20234342 has 16 divisors (see below), whose sum is σ = 31974912. Its totient is φ = 9584520.

The previous prime is 20234329. The next prime is 20234377. The reversal of 20234342 is 24343202.

It is a pancake number, because a pancake can be divided into 20234342 parts by 6361 straight cuts.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2867 + ... + 6977.

It is an arithmetic number, because the mean of its divisors is an integer number (1998432).

Almost surely, 2^20234342 is an apocalyptic number.

20234342 is a deficient number, since it is larger than the sum of its proper divisors (11740570).

20234342 is a wasteful number, since it uses less digits than its factorization.

20234342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 20234342 is about 4498.2598857781. The cubic root of 20234342 is about 272.4978177869.

Adding to 20234342 its reverse (24343202), we get a palindrome (44577544).

The spelling of 20234342 in words is "twenty million, two hundred thirty-four thousand, three hundred forty-two".