42256467 has 18 divisors (see below), whose sum is σ = 67092116. Its totient is φ = 25609320.

The previous prime is 42256427. The next prime is 42256477. The reversal of 42256467 is 76465224.

42256467 is a `hidden beast` number, since 4 + 2 + 2 + 5 + 646 + 7 = 666.

It is not a de Polignac number, because 42256467 - 2¹⁹ = 41732179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42256427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18313 + ... + 20490.

Almost surely, 2^42256467 is an apocalyptic number.

42256467 is a deficient number, since it is larger than the sum of its proper divisors (24835649).

42256467 is a wasteful number, since it uses less digits than its factorization.

42256467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38831 (or 38817 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 42256467 is about 6500.4974425039. The cubic root of 42256467 is about 348.3087578845.

The spelling of 42256467 in words is "forty-two million, two hundred fifty-six thousand, four hundred sixty-seven".