52442736 has 40 divisors (see below), whose sum is σ = 142609920. Its totient is φ = 16560576.

The previous prime is 52442713. The next prime is 52442743. The reversal of 52442736 is 63724425.

It is a junction number, because it is equal to n+sod(n) for n = 52442697 and 52442706.

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, 27840 + ... + 29663.

It is an arithmetic number, because the mean of its divisors is an integer number (3565248).

Almost surely, 2^52442736 is an apocalyptic number.

It is an amenable number.

52442736 is an abundant number, since it is smaller than the sum of its proper divisors (90167184).

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

52442736 is a wasteful number, since it uses less digits than its factorization.

52442736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57533 (or 57527 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 52442736 is about 7241.7357035451. The cubic root of 52442736 is about 374.3074292651.

The spelling of 52442736 in words is "fifty-two million, four hundred forty-two thousand, seven hundred thirty-six".