42341331 has 4 divisors (see below), whose sum is σ = 56455112. Its totient is φ = 28227552.

The previous prime is 42341309. The next prime is 42341333. The reversal of 42341331 is 13314324.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42341331 - 2⁶ = 42341267 is a prime.

It is a super-2 number, since 2×42341331² = 3585576621703122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42341298 and 42341307.

It is not an unprimeable number, because it can be changed into a prime (42341333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7056886 + ... + 7056891.

It is an arithmetic number, because the mean of its divisors is an integer number (14113778).

Almost surely, 2^42341331 is an apocalyptic number.

42341331 is a deficient number, since it is larger than the sum of its proper divisors (14113781).

42341331 is a wasteful number, since it uses less digits than its factorization.

42341331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14113780.

The product of its digits is 864, while the sum is 21.

The square root of 42341331 is about 6507.0216689358. The cubic root of 42341331 is about 348.5417723854.

Adding to 42341331 its reverse (13314324), we get a palindrome (55655655).

It can be divided in two parts, 4234 and 1331, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 42341331 in words is "forty-two million, three hundred forty-one thousand, three hundred thirty-one".