42460631 has 2 divisors, whose sum is σ = 42460632. Its totient is φ = 42460630.

The previous prime is 42460619. The next prime is 42460633. The reversal of 42460631 is 13606424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42460631 - 2⁶ = 42460567 is a prime.

It is a super-2 number, since 2×42460631² = 3605810369836322, which contains 22 as substring.

Together with 42460633, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42460631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42460633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21230315 + 21230316.

It is an arithmetic number, because the mean of its divisors is an integer number (21230316).

Almost surely, 2^42460631 is an apocalyptic number.

42460631 is a deficient number, since it is larger than the sum of its proper divisors (1).

42460631 is an equidigital number, since it uses as much as digits as its factorization.

42460631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 42460631 is about 6516.1822411593. The cubic root of 42460631 is about 348.8688132923.

The spelling of 42460631 in words is "forty-two million, four hundred sixty thousand, six hundred thirty-one".