52411240 has 64 divisors (see below), whose sum is σ = 138441600. Its totient is φ = 17480448.

The previous prime is 52411237. The next prime is 52411267. The reversal of 52411240 is 4211425.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7831 + ... + 12889.

It is an arithmetic number, because the mean of its divisors is an integer number (2163150).

Almost surely, 2^52411240 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 52411240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69220800).

52411240 is an abundant number, since it is smaller than the sum of its proper divisors (86030360).

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

52411240 is a wasteful number, since it uses less digits than its factorization.

52411240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114 (or 5110 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 52411240 is about 7239.5607601567. The cubic root of 52411240 is about 374.2324805458.

Adding to 52411240 its reverse (4211425), we get a palindrome (56622665).

The spelling of 52411240 in words is "fifty-two million, four hundred eleven thousand, two hundred forty".