42945484 has 6 divisors (see below), whose sum is σ = 75154604. Its totient is φ = 21472740.

The previous prime is 42945467. The next prime is 42945523. The reversal of 42945484 is 48454924.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5368182 + ... + 5368189.

Almost surely, 2^42945484 is an apocalyptic number.

It is an amenable number.

42945484 is a deficient number, since it is larger than the sum of its proper divisors (32209120).

42945484 is a wasteful number, since it uses less digits than its factorization.

42945484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10736375 (or 10736373 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 42945484 is about 6553.2803999219. The cubic root of 42945484 is about 350.1916881942.

The spelling of 42945484 in words is "forty-two million, nine hundred forty-five thousand, four hundred eighty-four".