84491127 has 32 divisors (see below), whose sum is σ = 145497600. Its totient is φ = 47456064.

The previous prime is 84491111. The next prime is 84491129. The reversal of 84491127 is 72119448.

It is not a de Polignac number, because 84491127 - 2⁴ = 84491111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84491091 and 84491100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84491129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7363 + ... + 14939.

It is an arithmetic number, because the mean of its divisors is an integer number (4546800).

Almost surely, 2^84491127 is an apocalyptic number.

84491127 is a deficient number, since it is larger than the sum of its proper divisors (61006473).

84491127 is a wasteful number, since it uses less digits than its factorization.

84491127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7652 (or 7646 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 84491127 is about 9191.9055151802. The cubic root of 84491127 is about 438.8037876931.

The spelling of 84491127 in words is "eighty-four million, four hundred ninety-one thousand, one hundred twenty-seven".