42350517 has 24 divisors (see below), whose sum is σ = 67199808. Its totient is φ = 25488000.

The previous prime is 42350509. The next prime is 42350537. The reversal of 42350517 is 71505324.

It is a happy number.

It is not a de Polignac number, because 42350517 - 2³ = 42350509 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42350507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13533 + ... + 16365.

It is an arithmetic number, because the mean of its divisors is an integer number (2799992).

Almost surely, 2^42350517 is an apocalyptic number.

It is an amenable number.

42350517 is a deficient number, since it is larger than the sum of its proper divisors (24849291).

42350517 is a wasteful number, since it uses less digits than its factorization.

42350517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001 (or 2998 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 42350517 is about 6507.7274835383. The cubic root of 42350517 is about 348.5669760744.

The spelling of 42350517 in words is "forty-two million, three hundred fifty thousand, five hundred seventeen".