53436156 has 12 divisors (see below), whose sum is σ = 124684392. Its totient is φ = 17812048.

The previous prime is 53436109. The next prime is 53436169. The reversal of 53436156 is 65163435.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226495 + ... + 2226518.

It is an arithmetic number, because the mean of its divisors is an integer number (10390366).

Almost surely, 2^53436156 is an apocalyptic number.

It is an amenable number.

53436156 is an abundant number, since it is smaller than the sum of its proper divisors (71248236).

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

53436156 is a wasteful number, since it uses less digits than its factorization.

53436156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453020 (or 4453018 counting only the distinct ones).

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

The square root of 53436156 is about 7310.0038303684. The cubic root of 53436156 is about 376.6561558487.

The spelling of 53436156 in words is "fifty-three million, four hundred thirty-six thousand, one hundred fifty-six".