42869667 has 16 divisors (see below), whose sum is σ = 58699520. Its totient is φ = 27814752.

The previous prime is 42869653. The next prime is 42869713. The reversal of 42869667 is 76696824.

It is not a de Polignac number, because 42869667 - 2²³ = 34481059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42869647) 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, 56253 + ... + 57009.

It is an arithmetic number, because the mean of its divisors is an integer number (3668720).

Almost surely, 2^42869667 is an apocalyptic number.

42869667 is a deficient number, since it is larger than the sum of its proper divisors (15829853).

42869667 is a wasteful number, since it uses less digits than its factorization.

42869667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242.

The product of its digits is 870912, while the sum is 48.

The square root of 42869667 is about 6547.4931844180. The cubic root of 42869667 is about 349.9854878337.

The spelling of 42869667 in words is "forty-two million, eight hundred sixty-nine thousand, six hundred sixty-seven".