42695517 has 16 divisors (see below), whose sum is σ = 61680960. Its totient is φ = 26164992.

The previous prime is 42695509. The next prime is 42695533. The reversal of 42695517 is 71559624.

It is not a de Polignac number, because 42695517 - 2³ = 42695509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42695507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7542 + ... + 11927.

It is an arithmetic number, because the mean of its divisors is an integer number (3855060).

Almost surely, 2^42695517 is an apocalyptic number.

It is an amenable number.

42695517 is a deficient number, since it is larger than the sum of its proper divisors (18985443).

42695517 is a wasteful number, since it uses less digits than its factorization.

42695517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19532.

The product of its digits is 75600, while the sum is 39.

The square root of 42695517 is about 6534.1806678420. The cubic root of 42695517 is about 349.5109277980.

The spelling of 42695517 in words is "forty-two million, six hundred ninety-five thousand, five hundred seventeen".