42317319 has 8 divisors (see below), whose sum is σ = 61552512. Its totient is φ = 25646840.

The previous prime is 42317311. The next prime is 42317321. The reversal of 42317319 is 91371324.

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 42317319 - 2³ = 42317311 is a prime.

It is a super-2 number, since 2×42317319² = 3581510974695522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42317311) 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, 641139 + ... + 641204.

It is an arithmetic number, because the mean of its divisors is an integer number (7694064).

Almost surely, 2^42317319 is an apocalyptic number.

42317319 is a deficient number, since it is larger than the sum of its proper divisors (19235193).

42317319 is a wasteful number, since it uses less digits than its factorization.

42317319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282357.

The product of its digits is 4536, while the sum is 30.

The square root of 42317319 is about 6505.1763235135. The cubic root of 42317319 is about 348.4758732792.

The spelling of 42317319 in words is "forty-two million, three hundred seventeen thousand, three hundred nineteen".