52532736 has 80 divisors (see below), whose sum is σ = 146133504. Its totient is φ = 16738304.

The previous prime is 52532731. The next prime is 52532783. The reversal of 52532736 is 63723525.

It is a junction number, because it is equal to n+sod(n) for n = 52532697 and 52532706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52532731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34585 + ... + 36071.

Almost surely, 2^52532736 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 52532736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73066752).

52532736 is an abundant number, since it is smaller than the sum of its proper divisors (93600768).

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

52532736 is a wasteful number, since it uses less digits than its factorization.

52532736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531 (or 1515 counting only the distinct ones).

The product of its digits is 37800, while the sum is 33.

The square root of 52532736 is about 7247.9470196739. The cubic root of 52532736 is about 374.5214304051.

The spelling of 52532736 in words is "fifty-two million, five hundred thirty-two thousand, seven hundred thirty-six".