84942285 has 16 divisors (see below), whose sum is σ = 143902656. Its totient is φ = 42637568.

The previous prime is 84942257. The next prime is 84942307. The reversal of 84942285 is 58224948.

It is a cyclic number.

It is not a de Polignac number, because 84942285 - 2¹¹ = 84940237 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 166299 + ... + 166808.

It is an arithmetic number, because the mean of its divisors is an integer number (8993916).

Almost surely, 2^84942285 is an apocalyptic number.

84942285 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

84942285 is a deficient number, since it is larger than the sum of its proper divisors (58960371).

84942285 is a wasteful number, since it uses less digits than its factorization.

84942285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333132.

The product of its digits is 184320, while the sum is 42.

The square root of 84942285 is about 9216.4138904457. The cubic root of 84942285 is about 439.5834297722.

It can be divided in two parts, 849 and 42285, that added together give a palindrome (43134).

The spelling of 84942285 in words is "eighty-four million, nine hundred forty-two thousand, two hundred eighty-five".