42310263 has 8 divisors (see below), whose sum is σ = 59732208. Its totient is φ = 26547584.

The previous prime is 42310259. The next prime is 42310273. The reversal of 42310263 is 36201324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42310263 - 2² = 42310259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42310243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414756 + ... + 414857.

It is an arithmetic number, because the mean of its divisors is an integer number (7466526).

Almost surely, 2^42310263 is an apocalyptic number.

42310263 is a deficient number, since it is larger than the sum of its proper divisors (17421945).

42310263 is a wasteful number, since it uses less digits than its factorization.

42310263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829633.

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

The square root of 42310263 is about 6504.6339635678. The cubic root of 42310263 is about 348.4565038855.

Adding to 42310263 its reverse (36201324), we get a palindrome (78511587).

The spelling of 42310263 in words is "forty-two million, three hundred ten thousand, two hundred sixty-three".