84846861 has 12 divisors (see below), whose sum is σ = 133698240. Its totient is φ = 51422280.

The previous prime is 84846787. The next prime is 84846863. The reversal of 84846861 is 16864848.

It is not a de Polignac number, because 84846861 - 2¹¹ = 84844813 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84846863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 428421 + ... + 428618.

It is an arithmetic number, because the mean of its divisors is an integer number (11141520).

Almost surely, 2^84846861 is an apocalyptic number.

It is an amenable number.

84846861 is a deficient number, since it is larger than the sum of its proper divisors (48851379).

84846861 is a wasteful number, since it uses less digits than its factorization.

84846861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857056 (or 857053 counting only the distinct ones).

The product of its digits is 294912, while the sum is 45.

The square root of 84846861 is about 9211.2355848713. The cubic root of 84846861 is about 439.4187590327.

The spelling of 84846861 in words is "eighty-four million, eight hundred forty-six thousand, eight hundred sixty-one".