42584884 has 6 divisors (see below), whose sum is σ = 74523554. Its totient is φ = 21292440.

The previous prime is 42584879. The next prime is 42584903. The reversal of 42584884 is 48848524.

It can be written as a sum of positive squares in only one way, i.e., 42536484 + 48400 = 6522^2 + 220^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42584884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5323107 + ... + 5323114.

Almost surely, 2^42584884 is an apocalyptic number.

It is an amenable number.

42584884 is a deficient number, since it is larger than the sum of its proper divisors (31938670).

42584884 is a wasteful number, since it uses less digits than its factorization.

42584884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10646225 (or 10646223 counting only the distinct ones).

The product of its digits is 327680, while the sum is 43.

The square root of 42584884 is about 6525.7094633457. The cubic root of 42584884 is about 349.2087814071.

The spelling of 42584884 in words is "forty-two million, five hundred eighty-four thousand, eight hundred eighty-four".