53774144 has 28 divisors (see below), whose sum is σ = 107504484. Its totient is φ = 26686464.

The previous prime is 53774143. The next prime is 53774153. The reversal of 53774144 is 44147735.

It can be written as a sum of positive squares in 2 ways, for example, as 44089600 + 9684544 = 6640^2 + 3112^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53774141) 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, 5702 + ... + 11834.

Almost surely, 2^53774144 is an apocalyptic number.

It is an amenable number.

53774144 is a deficient number, since it is larger than the sum of its proper divisors (53730340).

53774144 is a wasteful number, since it uses less digits than its factorization.

53774144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6282 (or 6272 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 53774144 is about 7333.0855715722. The cubic root of 53774144 is about 377.4486142649.

The spelling of 53774144 in words is "fifty-three million, seven hundred seventy-four thousand, one hundred forty-four".