42683617 has 4 divisors (see below), whose sum is σ = 45194436. Its totient is φ = 40172800.

The previous prime is 42683587. The next prime is 42683639. The reversal of 42683617 is 71638624.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25010001 + 17673616 = 5001^2 + 4204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42683617 is a prime.

It is a super-3 number, since 3×42683617³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42683647) 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, 1255384 + ... + 1255417.

It is an arithmetic number, because the mean of its divisors is an integer number (11298609).

Almost surely, 2^42683617 is an apocalyptic number.

It is an amenable number.

42683617 is a deficient number, since it is larger than the sum of its proper divisors (2510819).

42683617 is a wasteful number, since it uses less digits than its factorization.

42683617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510818.

The product of its digits is 48384, while the sum is 37.

The square root of 42683617 is about 6533.2700081965. The cubic root of 42683617 is about 349.4784531434.

The spelling of 42683617 in words is "forty-two million, six hundred eighty-three thousand, six hundred seventeen".