80042616 has 24 divisors (see below), whose sum is σ = 216782280. Its totient is φ = 26680848.

The previous prime is 80042609. The next prime is 80042621. The reversal of 80042616 is 61624008.

80042616 is a `hidden beast` number, since 8 + 0 + 0 + 42 + 616 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×80042616² = 12813640752246912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 80042616.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555780 + ... + 555923.

It is an arithmetic number, because the mean of its divisors is an integer number (9032595).

Almost surely, 2^80042616 is an apocalyptic number.

It is an amenable number.

80042616 is an abundant number, since it is smaller than the sum of its proper divisors (136739664).

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

80042616 is a wasteful number, since it uses less digits than its factorization.

80042616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111715 (or 1111708 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 80042616 is about 8946.6538996432. The cubic root of 80042616 is about 430.9634355819.

The spelling of 80042616 in words is "eighty million, forty-two thousand, six hundred sixteen".