53503448 has 8 divisors (see below), whose sum is σ = 100318980. Its totient is φ = 26751720.

The previous prime is 53503441. The next prime is 53503477. The reversal of 53503448 is 84430535.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53503441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3343958 + ... + 3343973.

Almost surely, 2^53503448 is an apocalyptic number.

It is an amenable number.

53503448 is a deficient number, since it is larger than the sum of its proper divisors (46815532).

53503448 is a wasteful number, since it uses less digits than its factorization.

53503448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6687937 (or 6687933 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 53503448 is about 7314.6051157940. The cubic root of 53503448 is about 376.8141968707.

The spelling of 53503448 in words is "fifty-three million, five hundred three thousand, four hundred forty-eight".