84767796 has 60 divisors (see below), whose sum is σ = 225285060. Its totient is φ = 27786240.

The previous prime is 84767747. The next prime is 84767807. The reversal of 84767796 is 69776748.

It can be written as a sum of positive squares in 2 ways, for example, as 39690000 + 45077796 = 6300^2 + 6714^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17620 + ... + 21908.

It is an arithmetic number, because the mean of its divisors is an integer number (3754751).

Almost surely, 2^84767796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84767796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112642530).

84767796 is an abundant number, since it is smaller than the sum of its proper divisors (140517264).

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

84767796 is a wasteful number, since it uses less digits than its factorization.

84767796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366 (or 4355 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The square root of 84767796 is about 9206.9428150717. The cubic root of 84767796 is about 439.2822250424.

The spelling of 84767796 in words is "eighty-four million, seven hundred sixty-seven thousand, seven hundred ninety-six".