52037340 has 72 divisors (see below), whose sum is σ = 154831152. Its totient is φ = 13056000.

The previous prime is 52037327. The next prime is 52037383. The reversal of 52037340 is 4373025.

It is a super-3 number, since 3×52037340³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52037340.

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, 15840 + ... + 18840.

Almost surely, 2^52037340 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 52037340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77415576).

52037340 is an abundant number, since it is smaller than the sum of its proper divisors (102793812).

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

52037340 is a wasteful number, since it uses less digits than its factorization.

52037340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047 (or 3028 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 52037340 is about 7213.6911494740. The cubic root of 52037340 is about 373.3404353099.

The spelling of 52037340 in words is "fifty-two million, thirty-seven thousand, three hundred forty".