84399926 has 32 divisors (see below), whose sum is σ = 143640000. Its totient is φ = 36900864.

The previous prime is 84399907. The next prime is 84399929. The reversal of 84399926 is 62999348.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84399929) 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, 66950 + ... + 68198.

It is an arithmetic number, because the mean of its divisors is an integer number (4488750).

Almost surely, 2^84399926 is an apocalyptic number.

84399926 is a deficient number, since it is larger than the sum of its proper divisors (59240074).

84399926 is a wasteful number, since it uses less digits than its factorization.

84399926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400.

The product of its digits is 839808, while the sum is 50.

The square root of 84399926 is about 9186.9432348306. The cubic root of 84399926 is about 438.6458470372.

It can be divided in two parts, 8 and 4399926, that added together give a palindrome (4399934).

The spelling of 84399926 in words is "eighty-four million, three hundred ninety-nine thousand, nine hundred twenty-six".