84344766 has 64 divisors (see below), whose sum is σ = 189423360. Its totient is φ = 24823040.

The previous prime is 84344737. The next prime is 84344779. The reversal of 84344766 is 66744348.

It is a super-2 number, since 2×84344766² = 14228079103189512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 487456 + ... + 487628.

It is an arithmetic number, because the mean of its divisors is an integer number (2959740).

Almost surely, 2^84344766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84344766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94711680).

84344766 is an abundant number, since it is smaller than the sum of its proper divisors (105078594).

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

84344766 is a wasteful number, since it uses less digits than its factorization.

84344766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361.

The product of its digits is 387072, while the sum is 42.

The square root of 84344766 is about 9183.9406574738. The cubic root of 84344766 is about 438.5502664719.

The spelling of 84344766 in words is "eighty-four million, three hundred forty-four thousand, seven hundred sixty-six".