52265616 has 120 divisors (see below), whose sum is σ = 155213280. Its totient is φ = 15095808.

The previous prime is 52265567. The next prime is 52265621. The reversal of 52265616 is 61656225.

It is a happy number.

It is a super-3 number, since 3×52265616³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137715 + ... + 138093.

It is an arithmetic number, because the mean of its divisors is an integer number (1293444).

Almost surely, 2^52265616 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 52265616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77606640).

52265616 is an abundant number, since it is smaller than the sum of its proper divisors (102947664).

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

52265616 is a wasteful number, since it uses less digits than its factorization.

52265616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 414 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 52265616 is about 7229.4962480106. The cubic root of 52265616 is about 373.8855588925.

The spelling of 52265616 in words is "fifty-two million, two hundred sixty-five thousand, six hundred sixteen".