53803536 has 20 divisors (see below), whose sum is σ = 138992592. Its totient is φ = 17934496.

The previous prime is 53803531. The next prime is 53803549. The reversal of 53803536 is 63530835.

It is a super-2 number, since 2×53803536² = 5789640972206592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53803497 and 53803506.

It is not an unprimeable number, because it can be changed into a prime (53803531) 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, 560406 + ... + 560501.

Almost surely, 2^53803536 is an apocalyptic number.

It is an amenable number.

53803536 is an abundant number, since it is smaller than the sum of its proper divisors (85189056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53803536 is a wasteful number, since it uses less digits than its factorization.

53803536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120918 (or 1120912 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 53803536 is about 7335.0893655088. The cubic root of 53803536 is about 377.5173706610.

The spelling of 53803536 in words is "fifty-three million, eight hundred three thousand, five hundred thirty-six".