55453422 has 16 divisors (see below), whose sum is σ = 117430992. Its totient is φ = 17397120.

The previous prime is 55453403. The next prime is 55453427. The reversal of 55453422 is 22435455.

It is a self number, because there is not a number n which added to its sum of digits gives 55453422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55453427) 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, 271729 + ... + 271932.

It is an arithmetic number, because the mean of its divisors is an integer number (7339437).

Almost surely, 2^55453422 is an apocalyptic number.

55453422 is an abundant number, since it is smaller than the sum of its proper divisors (61977570).

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

55453422 is a wasteful number, since it uses less digits than its factorization.

55453422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543683.

The product of its digits is 24000, while the sum is 30.

The square root of 55453422 is about 7446.7054460345. The cubic root of 55453422 is about 381.3374432768.

Adding to 55453422 its reverse (22435455), we get a palindrome (77888877).

The spelling of 55453422 in words is "fifty-five million, four hundred fifty-three thousand, four hundred twenty-two".