84834999 has 16 divisors (see below), whose sum is σ = 125929440. Its totient is φ = 56445120.

The previous prime is 84834977. The next prime is 84835013. The reversal of 84834999 is 99943848.

It is not a de Polignac number, because 84834999 - 2¹⁵ = 84802231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84834899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12219 + ... + 17859.

It is an arithmetic number, because the mean of its divisors is an integer number (7870590).

Almost surely, 2^84834999 is an apocalyptic number.

84834999 is a deficient number, since it is larger than the sum of its proper divisors (41094441).

84834999 is a wasteful number, since it uses less digits than its factorization.

84834999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6207 (or 6201 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 84834999 is about 9210.5916748057. The cubic root of 84834999 is about 439.3982804583.

The spelling of 84834999 in words is "eighty-four million, eight hundred thirty-four thousand, nine hundred ninety-nine".