53226401 has 6 divisors (see below), whose sum is σ = 53740050. Its totient is φ = 52717616.

The previous prime is 53226373. The next prime is 53226403. The reversal of 53226401 is 10462235.

It can be written as a sum of positive squares in only one way, i.e., 52940176 + 286225 = 7276^2 + 535^2 .

It is a de Polignac number, because none of the positive numbers 2^k-53226401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53226403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9125 + ... + 13773.

It is an arithmetic number, because the mean of its divisors is an integer number (8956675).

Almost surely, 2^53226401 is an apocalyptic number.

It is an amenable number.

53226401 is a deficient number, since it is larger than the sum of its proper divisors (513649).

53226401 is an equidigital number, since it uses as much as digits as its factorization.

53226401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863 (or 4756 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 53226401 is about 7295.6426036368. The cubic root of 53226401 is about 376.1626752894.

Adding to 53226401 its reverse (10462235), we get a palindrome (63688636).

The spelling of 53226401 in words is "fifty-three million, two hundred twenty-six thousand, four hundred one".