42895679 has 4 divisors (see below), whose sum is σ = 42909840. Its totient is φ = 42881520.

The previous prime is 42895637. The next prime is 42895687. The reversal of 42895679 is 97659824.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42895679 - 2⁸ = 42895423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42895579) 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, 494 + ... + 9275.

It is an arithmetic number, because the mean of its divisors is an integer number (10727460).

Almost surely, 2^42895679 is an apocalyptic number.

42895679 is a deficient number, since it is larger than the sum of its proper divisors (14161).

42895679 is an equidigital number, since it uses as much as digits as its factorization.

42895679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14160.

The product of its digits is 1088640, while the sum is 50.

The square root of 42895679 is about 6549.4792922797. The cubic root of 42895679 is about 350.0562603438.

The spelling of 42895679 in words is "forty-two million, eight hundred ninety-five thousand, six hundred seventy-nine".