256080422 has 8 divisors (see below), whose sum is σ = 413668416. Its totient is φ = 118190952.

The previous prime is 256080421. The next prime is 256080427. The reversal of 256080422 is 224080652.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256080421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4924598 + ... + 4924649.

It is an arithmetic number, because the mean of its divisors is an integer number (51708552).

Almost surely, 2^256080422 is an apocalyptic number.

256080422 is a deficient number, since it is larger than the sum of its proper divisors (157587994).

256080422 is a wasteful number, since it uses less digits than its factorization.

256080422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9849262.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 256080422 is about 16002.5129901525. The cubic root of 256080422 is about 635.0269044339.

The spelling of 256080422 in words is "two hundred fifty-six million, eighty thousand, four hundred twenty-two".