53744437 has 2 divisors, whose sum is σ = 53744438. Its totient is φ = 53744436.

The previous prime is 53744417. The next prime is 53744447. The reversal of 53744437 is 73444735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30569841 + 23174596 = 5529^2 + 4814^2 .

It is a cyclic number.

It is not a de Polignac number, because 53744437 - 2⁷ = 53744309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53744396 and 53744405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53744417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26872218 + 26872219.

It is an arithmetic number, because the mean of its divisors is an integer number (26872219).

Almost surely, 2^53744437 is an apocalyptic number.

It is an amenable number.

53744437 is a deficient number, since it is larger than the sum of its proper divisors (1).

53744437 is an equidigital number, since it uses as much as digits as its factorization.

53744437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 37.

The square root of 53744437 is about 7331.0597460394. The cubic root of 53744437 is about 377.3790955297.

The spelling of 53744437 in words is "fifty-three million, seven hundred forty-four thousand, four hundred thirty-seven".