42610131 has 10 divisors (see below), whose sum is σ = 63652292. Its totient is φ = 28406700.

The previous prime is 42610129. The next prime is 42610133. The reversal of 42610131 is 13101624.

It is a happy number.

42610131 is a `hidden beast` number, since 42 + 610 + 13 + 1 = 666.

42610131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42610129) and next prime (42610133).

It is not a de Polignac number, because 42610131 - 2¹ = 42610129 is a prime.

It is a super-2 number, since 2×42610131² = 3631246527674322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42610133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 262945 + ... + 263106.

Almost surely, 2^42610131 is an apocalyptic number.

42610131 is a deficient number, since it is larger than the sum of its proper divisors (21042161).

42610131 is an equidigital number, since it uses as much as digits as its factorization.

42610131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526063 (or 526054 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 42610131 is about 6527.6436024036. The cubic root of 42610131 is about 349.2777787565.

Adding to 42610131 its reverse (13101624), we get a palindrome (55711755).

The spelling of 42610131 in words is "forty-two million, six hundred ten thousand, one hundred thirty-one".