42547167 has 32 divisors (see below), whose sum is σ = 69484800. Its totient is φ = 25564896.

The previous prime is 42547163. The next prime is 42547177. The reversal of 42547167 is 76174524.

It is not a de Polignac number, because 42547167 - 2² = 42547163 is a prime.

It is a super-2 number, since 2×42547167² = 3620522839451778, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42547163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13684 + ... + 16502.

It is an arithmetic number, because the mean of its divisors is an integer number (2171400).

Almost surely, 2^42547167 is an apocalyptic number.

42547167 is a deficient number, since it is larger than the sum of its proper divisors (26937633).

42547167 is a wasteful number, since it uses less digits than its factorization.

42547167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884 (or 2878 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 42547167 is about 6522.8189458240. The cubic root of 42547167 is about 349.1056540625.

The spelling of 42547167 in words is "forty-two million, five hundred forty-seven thousand, one hundred sixty-seven".