84461877 has 12 divisors (see below), whose sum is σ = 123259500. Its totient is φ = 55726848.

The previous prime is 84461869. The next prime is 84461921. The reversal of 84461877 is 77816448.

It can be written as a sum of positive squares in 2 ways, for example, as 59120721 + 25341156 = 7689^2 + 5034^2 .

It is not a de Polignac number, because 84461877 - 2³ = 84461869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84461077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47502 + ... + 49247.

It is an arithmetic number, because the mean of its divisors is an integer number (10271625).

Almost surely, 2^84461877 is an apocalyptic number.

It is an amenable number.

84461877 is a deficient number, since it is larger than the sum of its proper divisors (38797623).

84461877 is a wasteful number, since it uses less digits than its factorization.

84461877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96852 (or 96849 counting only the distinct ones).

The product of its digits is 301056, while the sum is 45.

The square root of 84461877 is about 9190.3143036569. The cubic root of 84461877 is about 438.7531453253.

The spelling of 84461877 in words is "eighty-four million, four hundred sixty-one thousand, eight hundred seventy-seven".