42622256 has 20 divisors (see below), whose sum is σ = 82697832. Its totient is φ = 21280896.

The previous prime is 42622253. The next prime is 42622259. The reversal of 42622256 is 65222624.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42622253) and next prime (42622259).

It is not an unprimeable number, because it can be changed into a prime (42622253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13571 + ... + 16413.

Almost surely, 2^42622256 is an apocalyptic number.

It is an amenable number.

42622256 is a deficient number, since it is larger than the sum of its proper divisors (40075576).

42622256 is a wasteful number, since it uses less digits than its factorization.

42622256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788 (or 3782 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 42622256 is about 6528.5722788371. The cubic root of 42622256 is about 349.3109053967.

The spelling of 42622256 in words is "forty-two million, six hundred twenty-two thousand, two hundred fifty-six".