42350519 has 4 divisors (see below), whose sum is σ = 44841744. Its totient is φ = 39859296.

The previous prime is 42350509. The next prime is 42350537. The reversal of 42350519 is 91505324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42350519 - 2²⁰ = 41301943 is a prime.

It is a super-2 number, since 2×42350519² = 3587132919138722, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 42350491 and 42350500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42350509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1245587 + ... + 1245620.

It is an arithmetic number, because the mean of its divisors is an integer number (11210436).

Almost surely, 2^42350519 is an apocalyptic number.

42350519 is a deficient number, since it is larger than the sum of its proper divisors (2491225).

42350519 is a wasteful number, since it uses less digits than its factorization.

42350519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2491224.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 42350519 is about 6507.7276372018. The cubic root of 42350519 is about 348.5669815614.

The spelling of 42350519 in words is "forty-two million, three hundred fifty thousand, five hundred nineteen".