280223422 has 8 divisors (see below), whose sum is σ = 431695656. Its totient is φ = 136324872.

The previous prime is 280223417. The next prime is 280223441. The reversal of 280223422 is 224322082.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1893328 + ... + 1893475.

It is an arithmetic number, because the mean of its divisors is an integer number (53961957).

Almost surely, 2^280223422 is an apocalyptic number.

280223422 is a deficient number, since it is larger than the sum of its proper divisors (151472234).

280223422 is a wasteful number, since it uses less digits than its factorization.

280223422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786842.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 280223422 is about 16739.8752086149. The cubic root of 280223422 is about 654.3872224850.

The spelling of 280223422 in words is "two hundred eighty million, two hundred twenty-three thousand, four hundred twenty-two".