56481422 has 16 divisors (see below), whose sum is σ = 89288352. Its totient is φ = 26743200.

The previous prime is 56481421. The next prime is 56481427. The reversal of 56481422 is 22418465.

It is a super-2 number, since 2×56481422² = 6380302062284168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56481421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1433 + ... + 10724.

It is an arithmetic number, because the mean of its divisors is an integer number (5580522).

Almost surely, 2^56481422 is an apocalyptic number.

56481422 is a deficient number, since it is larger than the sum of its proper divisors (32806930).

56481422 is a wasteful number, since it uses less digits than its factorization.

56481422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12283.

The product of its digits is 15360, while the sum is 32.

The square root of 56481422 is about 7515.4122974059. The cubic root of 56481422 is about 383.6794516409.

Adding to 56481422 its reverse (22418465), we get a palindrome (78899887).

The spelling of 56481422 in words is "fifty-six million, four hundred eighty-one thousand, four hundred twenty-two".