84554613 has 24 divisors (see below), whose sum is σ = 143488800. Its totient is φ = 47302560.

The previous prime is 84554599. The next prime is 84554627. The reversal of 84554613 is 31645548.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84554599) and next prime (84554627).

It is not a de Polignac number, because 84554613 - 2⁵ = 84554581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84504613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31563 + ... + 34136.

It is an arithmetic number, because the mean of its divisors is an integer number (5978700).

Almost surely, 2^84554613 is an apocalyptic number.

It is an amenable number.

84554613 is a deficient number, since it is larger than the sum of its proper divisors (58934187).

84554613 is a wasteful number, since it uses less digits than its factorization.

84554613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65729 (or 65726 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 84554613 is about 9195.3582311947. The cubic root of 84554613 is about 438.9136648039.

The spelling of 84554613 in words is "eighty-four million, five hundred fifty-four thousand, six hundred thirteen".