53433072 has 240 divisors, whose sum is σ = 191892480. Its totient is φ = 13478400.

The previous prime is 53433053. The next prime is 53433077. The reversal of 53433072 is 27033435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53433077) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 676329 + ... + 676407.

It is an arithmetic number, because the mean of its divisors is an integer number (799552).

Almost surely, 2^53433072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53433072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95946240).

53433072 is an abundant number, since it is smaller than the sum of its proper divisors (138459408).

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

53433072 is a wasteful number, since it uses less digits than its factorization.

53433072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 27.

The square root of 53433072 is about 7309.7928835228. The cubic root of 53433072 is about 376.6489096318.

The spelling of 53433072 in words is "fifty-three million, four hundred thirty-three thousand, seventy-two".