84229677 has 18 divisors (see below), whose sum is σ = 141529518. Its totient is φ = 48130992.

The previous prime is 84229669. The next prime is 84229693. The reversal of 84229677 is 77692248.

It can be written as a sum of positive squares in only one way, i.e., 73770921 + 10458756 = 8589^2 + 3234^2 .

It is not a de Polignac number, because 84229677 - 2³ = 84229669 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84229637) 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 17 ways as a sum of consecutive naturals, for example, 95058 + ... + 95939.

It is an arithmetic number, because the mean of its divisors is an integer number (7862751).

Almost surely, 2^84229677 is an apocalyptic number.

It is an amenable number.

84229677 is a deficient number, since it is larger than the sum of its proper divisors (57299841).

84229677 is a wasteful number, since it uses less digits than its factorization.

84229677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191017 (or 191007 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 84229677 is about 9177.6727442201. The cubic root of 84229677 is about 438.3507074160.

The spelling of 84229677 in words is "eighty-four million, two hundred twenty-nine thousand, six hundred seventy-seven".