53863456 has 12 divisors (see below), whose sum is σ = 106043742. Its totient is φ = 26931712.

The previous prime is 53863451. The next prime is 53863501. The reversal of 53863456 is 65436835.

It can be written as a sum of positive squares in only one way, i.e., 28259856 + 25603600 = 5316^2 + 5060^2 .

It is not an unprimeable number, because it can be changed into a prime (53863451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841585 + ... + 841648.

Almost surely, 2^53863456 is an apocalyptic number.

It is an amenable number.

53863456 is a deficient number, since it is larger than the sum of its proper divisors (52180286).

53863456 is a wasteful number, since it uses less digits than its factorization.

53863456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683243 (or 1683235 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 53863456 is about 7339.1727054212. The cubic root of 53863456 is about 377.6574633653.

The spelling of 53863456 in words is "fifty-three million, eight hundred sixty-three thousand, four hundred fifty-six".