53636416 has 14 divisors (see below), whose sum is σ = 106434890. Its totient is φ = 26818176.

The previous prime is 53636413. The next prime is 53636461. The reversal of 53636416 is 61463635.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 1218816 = 7240^2 + 1104^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53636413) 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, 418971 + ... + 419098.

Almost surely, 2^53636416 is an apocalyptic number.

It is an amenable number.

53636416 is a deficient number, since it is larger than the sum of its proper divisors (52798474).

53636416 is an equidigital number, since it uses as much as digits as its factorization.

53636416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838081 (or 838071 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 53636416 is about 7323.6886880861. The cubic root of 53636416 is about 377.1260944056.

The spelling of 53636416 in words is "fifty-three million, six hundred thirty-six thousand, four hundred sixteen".