53236436 has 24 divisors (see below), whose sum is σ = 101818080. Its totient is φ = 24154400.

The previous prime is 53236429. The next prime is 53236457. The reversal of 53236436 is 63463235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47450 + ... + 48558.

It is an arithmetic number, because the mean of its divisors is an integer number (4242420).

Almost surely, 2^53236436 is an apocalyptic number.

It is an amenable number.

53236436 is a deficient number, since it is larger than the sum of its proper divisors (48581644).

53236436 is a wasteful number, since it uses less digits than its factorization.

53236436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215 (or 2213 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 53236436 is about 7296.3303105054. The cubic root of 53236436 is about 376.1863136542.

The spelling of 53236436 in words is "fifty-three million, two hundred thirty-six thousand, four hundred thirty-six".