42490167 has 4 divisors (see below), whose sum is σ = 56653560. Its totient is φ = 28326776.

The previous prime is 42490141. The next prime is 42490183. The reversal of 42490167 is 76109424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42490167 - 2⁶ = 42490103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42490117) 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, 7081692 + ... + 7081697.

It is an arithmetic number, because the mean of its divisors is an integer number (14163390).

Almost surely, 2^42490167 is an apocalyptic number.

42490167 is a deficient number, since it is larger than the sum of its proper divisors (14163393).

42490167 is a wasteful number, since it uses less digits than its factorization.

42490167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14163392.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 42490167 is about 6518.4482049028. The cubic root of 42490167 is about 348.9496866466.

The spelling of 42490167 in words is "forty-two million, four hundred ninety thousand, one hundred sixty-seven".