80742022 has 4 divisors (see below), whose sum is σ = 121113036. Its totient is φ = 40371010.

The previous prime is 80742019. The next prime is 80742037. The reversal of 80742022 is 22024708.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20185504 + ... + 20185507.

It is an arithmetic number, because the mean of its divisors is an integer number (30278259).

Almost surely, 2^80742022 is an apocalyptic number.

80742022 is a deficient number, since it is larger than the sum of its proper divisors (40371014).

80742022 is a wasteful number, since it uses less digits than its factorization.

80742022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40371013.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 80742022 is about 8985.6564590463. The cubic root of 80742022 is about 432.2150385463.

The spelling of 80742022 in words is "eighty million, seven hundred forty-two thousand, twenty-two".