80332416 has 96 divisors (see below), whose sum is σ = 233309700. Its totient is φ = 26529792.

The previous prime is 80332403. The next prime is 80332433. The reversal of 80332416 is 61423308.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 76737600 + 3594816 = 8760^2 + 1896^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 80332416.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157570 + ... + 158078.

Almost surely, 2^80332416 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 80332416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116654850).

80332416 is an abundant number, since it is smaller than the sum of its proper divisors (152977284).

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

80332416 is a wasteful number, since it uses less digits than its factorization.

80332416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666 (or 651 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 80332416 is about 8962.8352656958. The cubic root of 80332416 is about 431.4829204266.

The spelling of 80332416 in words is "eighty million, three hundred thirty-two thousand, four hundred sixteen".