80669122 has 4 divisors (see below), whose sum is σ = 121003686. Its totient is φ = 40334560.

The previous prime is 80669093. The next prime is 80669153. The reversal of 80669122 is 22196608.

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., 52142841 + 28526281 = 7221^2 + 5341^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20167279 + ... + 20167282.

Almost surely, 2^80669122 is an apocalyptic number.

80669122 is a deficient number, since it is larger than the sum of its proper divisors (40334564).

80669122 is a wasteful number, since it uses less digits than its factorization.

80669122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40334563.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 80669122 is about 8981.5990781152. The cubic root of 80669122 is about 432.0849205770.

The spelling of 80669122 in words is "eighty million, six hundred sixty-nine thousand, one hundred twenty-two".