84929089 has 4 divisors (see below), whose sum is σ = 97061824. Its totient is φ = 72796356.

The previous prime is 84929083. The next prime is 84929111. The reversal of 84929089 is 98092948.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84929089 - 2¹³ = 84920897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84929083) 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 3 ways as a sum of consecutive naturals, for example, 6066357 + ... + 6066370.

It is an arithmetic number, because the mean of its divisors is an integer number (24265456).

Almost surely, 2^84929089 is an apocalyptic number.

It is an amenable number.

84929089 is a deficient number, since it is larger than the sum of its proper divisors (12132735).

84929089 is a wasteful number, since it uses less digits than its factorization.

84929089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132734.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 84929089 is about 9215.6979659709. The cubic root of 84929089 is about 439.5606651254.

The spelling of 84929089 in words is "eighty-four million, nine hundred twenty-nine thousand, eighty-nine".