80828042 has 8 divisors (see below), whose sum is σ = 121714596. Its totient is φ = 40256512.

The previous prime is 80828039. The next prime is 80828087. The reversal of 80828042 is 24082808.

It can be written as a sum of positive squares in 2 ways, for example, as 80802121 + 25921 = 8989^2 + 161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78113 + ... + 79140.

Almost surely, 2^80828042 is an apocalyptic number.

80828042 is a deficient number, since it is larger than the sum of its proper divisors (40886554).

80828042 is a wasteful number, since it uses less digits than its factorization.

80828042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157512.

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 80828042 is about 8990.4417021635. The cubic root of 80828042 is about 432.3684734878.

The spelling of 80828042 in words is "eighty million, eight hundred twenty-eight thousand, forty-two".