52645416 has 64 divisors (see below), whose sum is σ = 136012800. Its totient is φ = 16970688.

The previous prime is 52645403. The next prime is 52645421. The reversal of 52645416 is 61454625.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143265 + ... + 143631.

It is an arithmetic number, because the mean of its divisors is an integer number (2125200).

Almost surely, 2^52645416 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 52645416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68006400).

52645416 is an abundant number, since it is smaller than the sum of its proper divisors (83367384).

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

52645416 is a wasteful number, since it uses less digits than its factorization.

52645416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 554 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 52645416 is about 7255.7160914688. The cubic root of 52645416 is about 374.7890155393.

The spelling of 52645416 in words is "fifty-two million, six hundred forty-five thousand, four hundred sixteen".