55453446 has 12 divisors (see below), whose sum is σ = 120149172. Its totient is φ = 18484476.

The previous prime is 55453429. The next prime is 55453459. The reversal of 55453446 is 64435455.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55453446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1540356 + ... + 1540391.

It is an arithmetic number, because the mean of its divisors is an integer number (10012431).

Almost surely, 2^55453446 is an apocalyptic number.

55453446 is an abundant number, since it is smaller than the sum of its proper divisors (64695726).

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

55453446 is a wasteful number, since it uses less digits than its factorization.

55453446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080755 (or 3080752 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 55453446 is about 7446.7070574852. The cubic root of 55453446 is about 381.3374982905.

Subtracting 55453446 from its reverse (64435455), we obtain a square (8982009 = 2997²).

The spelling of 55453446 in words is "fifty-five million, four hundred fifty-three thousand, four hundred forty-six".