42585748 has 12 divisors (see below), whose sum is σ = 78909012. Its totient is φ = 20040320.

The previous prime is 42585721. The next prime is 42585761. The reversal of 42585748 is 84758524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11916304 + 30669444 = 3452^2 + 5538^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313063 + ... + 313198.

It is an arithmetic number, because the mean of its divisors is an integer number (6575751).

Almost surely, 2^42585748 is an apocalyptic number.

It is an amenable number.

42585748 is a deficient number, since it is larger than the sum of its proper divisors (36323264).

42585748 is a wasteful number, since it uses less digits than its factorization.

42585748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626282 (or 626280 counting only the distinct ones).

The product of its digits is 358400, while the sum is 43.

The square root of 42585748 is about 6525.7756627086. The cubic root of 42585748 is about 349.2111430773.

The spelling of 42585748 in words is "forty-two million, five hundred eighty-five thousand, seven hundred forty-eight".