80895722 has 4 divisors (see below), whose sum is σ = 121343586. Its totient is φ = 40447860.

The previous prime is 80895721. The next prime is 80895739. The reversal of 80895722 is 22759808.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 51854401 + 29041321 = 7201^2 + 5389^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80895722.

It is not an unprimeable number, because it can be changed into a prime (80895721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20223929 + ... + 20223932.

Almost surely, 2^80895722 is an apocalyptic number.

80895722 is a deficient number, since it is larger than the sum of its proper divisors (40447864).

80895722 is a wasteful number, since it uses less digits than its factorization.

80895722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40447863.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 80895722 is about 8994.2049120531. The cubic root of 80895722 is about 432.4891186410.

The spelling of 80895722 in words is "eighty million, eight hundred ninety-five thousand, seven hundred twenty-two".