42537679 has 16 divisors (see below), whose sum is σ = 45461376. Its totient is φ = 39744000.

The previous prime is 42537667. The next prime is 42537683. The reversal of 42537679 is 97673524.

It is a cyclic number.

It is not a de Polignac number, because 42537679 - 2¹¹ = 42535631 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 (42537379) 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, 105879 + ... + 106279.

It is an arithmetic number, because the mean of its divisors is an integer number (2841336).

Almost surely, 2^42537679 is an apocalyptic number.

42537679 is a deficient number, since it is larger than the sum of its proper divisors (2923697).

42537679 is a wasteful number, since it uses less digits than its factorization.

42537679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546.

The product of its digits is 317520, while the sum is 43.

The square root of 42537679 is about 6522.0916123587. The cubic root of 42537679 is about 349.0797019962.

The spelling of 42537679 in words is "forty-two million, five hundred thirty-seven thousand, six hundred seventy-nine".