42114321 has 24 divisors (see below), whose sum is σ = 64663560. Its totient is φ = 26320896.

The previous prime is 42114301. The next prime is 42114323. The reversal of 42114321 is 12341124.

It can be written as a sum of positive squares in 4 ways, for example, as 17313921 + 24800400 = 4161^2 + 4980^2 .

It is not a de Polignac number, because 42114321 - 2¹⁸ = 41852177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42114294 and 42114303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42114323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62241 + ... + 62913.

It is an arithmetic number, because the mean of its divisors is an integer number (2694315).

Almost surely, 2^42114321 is an apocalyptic number.

It is an amenable number.

42114321 is a deficient number, since it is larger than the sum of its proper divisors (22549239).

42114321 is a wasteful number, since it uses less digits than its factorization.

42114321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1102 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 42114321 is about 6489.5547613068. The cubic root of 42114321 is about 347.9177619784.

Adding to 42114321 its reverse (12341124), we get a palindrome (54455445).

The spelling of 42114321 in words is "forty-two million, one hundred fourteen thousand, three hundred twenty-one".