42307484 has 12 divisors (see below), whose sum is σ = 75293400. Its totient is φ = 20795088.

The previous prime is 42307459. The next prime is 42307487. The reversal of 42307484 is 48470324.

42307484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42307484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42307487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89399 + ... + 89870.

It is an arithmetic number, because the mean of its divisors is an integer number (6274450).

Almost surely, 2^42307484 is an apocalyptic number.

It is an amenable number.

42307484 is a deficient number, since it is larger than the sum of its proper divisors (32985916).

42307484 is a wasteful number, since it uses less digits than its factorization.

42307484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179332 (or 179330 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 42307484 is about 6504.4203431205. The cubic root of 42307484 is about 348.4488746741.

The spelling of 42307484 in words is "forty-two million, three hundred seven thousand, four hundred eighty-four".