42184452 has 12 divisors (see below), whose sum is σ = 98430416. Its totient is φ = 14061480.

The previous prime is 42184423. The next prime is 42184517. The reversal of 42184452 is 25448124.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 1757674 + ... + 1757697.

Almost surely, 2^42184452 is an apocalyptic number.

It is an amenable number.

42184452 is an abundant number, since it is smaller than the sum of its proper divisors (56245964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42184452 is a wasteful number, since it uses less digits than its factorization.

42184452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3515378 (or 3515376 counting only the distinct ones).

The product of its digits is 10240, while the sum is 30.

The square root of 42184452 is about 6494.9558889957. The cubic root of 42184452 is about 348.1107785781.

The spelling of 42184452 in words is "forty-two million, one hundred eighty-four thousand, four hundred fifty-two".