80499762 has 48 divisors (see below), whose sum is σ = 200895552. Its totient is φ = 22819680.

The previous prime is 80499707. The next prime is 80499781. The reversal of 80499762 is 26799408.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14068 + ... + 18944.

It is an arithmetic number, because the mean of its divisors is an integer number (4185324).

Almost surely, 2^80499762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80499762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100447776).

80499762 is an abundant number, since it is smaller than the sum of its proper divisors (120395790).

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

80499762 is a wasteful number, since it uses less digits than its factorization.

80499762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023 (or 5020 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 80499762 is about 8972.1659592319. The cubic root of 80499762 is about 431.7823298995.

The spelling of 80499762 in words is "eighty million, four hundred ninety-nine thousand, seven hundred sixty-two".