424455556 has 12 divisors (see below), whose sum is σ = 848911168. Its totient is φ = 181909512.

The previous prime is 424455539. The next prime is 424455583. The reversal of 424455556 is 655554424.

It is a happy number.

424455556 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7579536 + ... + 7579591.

Almost surely, 2^424455556 is an apocalyptic number.

It is an amenable number.

424455556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424455556 is a wasteful number, since it uses less digits than its factorization.

424455556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15159138 (or 15159136 counting only the distinct ones).

The product of its digits is 480000, while the sum is 40.

The square root of 424455556 is about 20602.3191898388. The cubic root of 424455556 is about 751.5261109114.

The spelling of 424455556 in words is "four hundred twenty-four million, four hundred fifty-five thousand, five hundred fifty-six".