42814825 has 12 divisors (see below), whose sum is σ = 53992080. Its totient is φ = 33670160.

The previous prime is 42814801. The next prime is 42814841. The reversal of 42814825 is 52841824.

42814825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42814825 - 2¹³ = 42806633 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 13039 + ... + 15988.

It is an arithmetic number, because the mean of its divisors is an integer number (4499340).

Almost surely, 2^42814825 is an apocalyptic number.

It is an amenable number.

42814825 is a deficient number, since it is larger than the sum of its proper divisors (11177255).

42814825 is a wasteful number, since it uses less digits than its factorization.

42814825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29096 (or 29091 counting only the distinct ones).

The product of its digits is 20480, while the sum is 34.

The square root of 42814825 is about 6543.3038291065. The cubic root of 42814825 is about 349.8361818400.

The spelling of 42814825 in words is "forty-two million, eight hundred fourteen thousand, eight hundred twenty-five".