84558461 has 16 divisors (see below), whose sum is σ = 94738560. Its totient is φ = 74934720.

The previous prime is 84558457. The next prime is 84558503. The reversal of 84558461 is 16485548.

It is a cyclic number.

It is not a de Polignac number, because 84558461 - 2² = 84558457 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84558401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79016 + ... + 80078.

It is an arithmetic number, because the mean of its divisors is an integer number (5921160).

Almost surely, 2^84558461 is an apocalyptic number.

It is an amenable number.

84558461 is a deficient number, since it is larger than the sum of its proper divisors (10180099).

84558461 is a wasteful number, since it uses less digits than its factorization.

84558461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316.

The product of its digits is 153600, while the sum is 41.

The square root of 84558461 is about 9195.5674648169. The cubic root of 84558461 is about 438.9203228840.

The spelling of 84558461 in words is "eighty-four million, five hundred fifty-eight thousand, four hundred sixty-one".