84044699 has 2 divisors, whose sum is σ = 84044700. Its totient is φ = 84044698.

The previous prime is 84044693. The next prime is 84044713. The reversal of 84044699 is 99644048.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84044699 - 2⁴ = 84044683 is a prime.

It is a super-2 number, since 2×84044699² = 14127022860001202, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84044693) 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 as a sum of consecutive naturals, namely, 42022349 + 42022350.

It is an arithmetic number, because the mean of its divisors is an integer number (42022350).

Almost surely, 2^84044699 is an apocalyptic number.

84044699 is a deficient number, since it is larger than the sum of its proper divisors (1).

84044699 is an equidigital number, since it uses as much as digits as its factorization.

84044699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 84044699 is about 9167.5895959625. The cubic root of 84044699 is about 438.0295828035.

The spelling of 84044699 in words is "eighty-four million, forty-four thousand, six hundred ninety-nine".