53446444 has 6 divisors (see below), whose sum is σ = 93531284. Its totient is φ = 26723220.

The previous prime is 53446433. The next prime is 53446451. The reversal of 53446444 is 44464435.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6680802 + ... + 6680809.

Almost surely, 2^53446444 is an apocalyptic number.

It is an amenable number.

53446444 is a deficient number, since it is larger than the sum of its proper divisors (40084840).

53446444 is a wasteful number, since it uses less digits than its factorization.

53446444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13361615 (or 13361613 counting only the distinct ones).

The product of its digits is 92160, while the sum is 34.

The square root of 53446444 is about 7310.7074897030. The cubic root of 53446444 is about 376.6803266859.

Subtracting from 53446444 its reverse (44464435), we obtain a square (8982009 = 2997²).

The spelling of 53446444 in words is "fifty-three million, four hundred forty-six thousand, four hundred forty-four".