84842874 has 12 divisors (see below), whose sum is σ = 183826266. Its totient is φ = 28280952.

The previous prime is 84842861. The next prime is 84842911. The reversal of 84842874 is 47824848.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 84548025 + 294849 = 9195^2 + 543^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2356729 + ... + 2356764.

Almost surely, 2^84842874 is an apocalyptic number.

84842874 is an abundant number, since it is smaller than the sum of its proper divisors (98983392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84842874 is a wasteful number, since it uses less digits than its factorization.

84842874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4713501 (or 4713498 counting only the distinct ones).

The product of its digits is 458752, while the sum is 45.

The square root of 84842874 is about 9211.0191618517. The cubic root of 84842874 is about 439.4118760829.

The spelling of 84842874 in words is "eighty-four million, eight hundred forty-two thousand, eight hundred seventy-four".