80775326 has 4 divisors (see below), whose sum is σ = 121162992. Its totient is φ = 40387662.

The previous prime is 80775323. The next prime is 80775341. The reversal of 80775326 is 62357708.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 80775326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80775323) by changing a digit.

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 as a sum of consecutive naturals, namely, 20193830 + ... + 20193833.

It is an arithmetic number, because the mean of its divisors is an integer number (30290748).

Almost surely, 2^80775326 is an apocalyptic number.

80775326 is a deficient number, since it is larger than the sum of its proper divisors (40387666).

80775326 is a wasteful number, since it uses less digits than its factorization.

80775326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40387665.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 80775326 is about 8987.5094436668. The cubic root of 80775326 is about 432.2744562267.

The spelling of 80775326 in words is "eighty million, seven hundred seventy-five thousand, three hundred twenty-six".