53044401 has 4 divisors (see below), whose sum is σ = 70725872. Its totient is φ = 35362932.

The previous prime is 53044367. The next prime is 53044457. The reversal of 53044401 is 10444035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53044401 - 2¹⁵ = 53011633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53044001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8840731 + ... + 8840736.

It is an arithmetic number, because the mean of its divisors is an integer number (17681468).

Almost surely, 2^53044401 is an apocalyptic number.

It is an amenable number.

53044401 is a deficient number, since it is larger than the sum of its proper divisors (17681471).

53044401 is a wasteful number, since it uses less digits than its factorization.

53044401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17681470.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 53044401 is about 7283.1587240702. The cubic root of 53044401 is about 375.7334410140.

Adding to 53044401 its reverse (10444035), we get a palindrome (63488436).

The spelling of 53044401 in words is "fifty-three million, forty-four thousand, four hundred one".