42100267 has 4 divisors (see below), whose sum is σ = 45927576. Its totient is φ = 38272960.

The previous prime is 42100249. The next prime is 42100273. The reversal of 42100267 is 76200124.

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

It is not a de Polignac number, because 42100267 - 2¹⁵ = 42067499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42100207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1913638 + ... + 1913659.

It is an arithmetic number, because the mean of its divisors is an integer number (11481894).

Almost surely, 2^42100267 is an apocalyptic number.

42100267 is a deficient number, since it is larger than the sum of its proper divisors (3827309).

42100267 is a wasteful number, since it uses less digits than its factorization.

42100267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827308.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 42100267 is about 6488.4718539884. The cubic root of 42100267 is about 347.8790563780.

The spelling of 42100267 in words is "forty-two million, one hundred thousand, two hundred sixty-seven".