84867804 has 192 divisors, whose sum is σ = 268800000. Its totient is φ = 23115456.

The previous prime is 84867793. The next prime is 84867817. The reversal of 84867804 is 40876848.

It is a self number, because there is not a number n which added to its sum of digits gives 84867804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1074237 + ... + 1074315.

It is an arithmetic number, because the mean of its divisors is an integer number (1400000).

Almost surely, 2^84867804 is an apocalyptic number.

84867804 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84867804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134400000).

84867804 is an abundant number, since it is smaller than the sum of its proper divisors (183932196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84867804 is a wasteful number, since it uses less digits than its factorization.

84867804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The square root of 84867804 is about 9212.3723329010. The cubic root of 84867804 is about 439.4549103995.

It can be divided in two parts, 8486 and 7804, that added together give a triangular number (16290 = T₁₈₀).

The spelling of 84867804 in words is "eighty-four million, eight hundred sixty-seven thousand, eight hundred four".