42102184 has 16 divisors (see below), whose sum is σ = 79113600. Its totient is φ = 21005232.

The previous prime is 42102173. The next prime is 42102187. The reversal of 42102184 is 48120124.

It is not an unprimeable number, because it can be changed into a prime (42102187) 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, 1662 + ... + 9325.

It is an arithmetic number, because the mean of its divisors is an integer number (4944600).

Almost surely, 2^42102184 is an apocalyptic number.

It is an amenable number.

42102184 is a deficient number, since it is larger than the sum of its proper divisors (37011416).

42102184 is a wasteful number, since it uses less digits than its factorization.

42102184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11472 (or 11468 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 42102184 is about 6488.6195758420. The cubic root of 42102184 is about 347.8843364239.

The spelling of 42102184 in words is "forty-two million, one hundred two thousand, one hundred eighty-four".