42827285 has 8 divisors (see below), whose sum is σ = 51873696. Its totient is φ = 33941200.

The previous prime is 42827261. The next prime is 42827353. The reversal of 42827285 is 58272824.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42827285 - 2¹⁰ = 42826261 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39491 + ... + 40560.

It is an arithmetic number, because the mean of its divisors is an integer number (6484212).

Almost surely, 2^42827285 is an apocalyptic number.

It is an amenable number.

42827285 is a deficient number, since it is larger than the sum of its proper divisors (9046411).

42827285 is a wasteful number, since it uses less digits than its factorization.

42827285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80163.

The product of its digits is 71680, while the sum is 38.

The square root of 42827285 is about 6544.2558782493. The cubic root of 42827285 is about 349.8701150710.

The spelling of 42827285 in words is "forty-two million, eight hundred twenty-seven thousand, two hundred eighty-five".