52343540 has 24 divisors (see below), whose sum is σ = 110369952. Its totient is φ = 20852000.

The previous prime is 52343519. The next prime is 52343569. The reversal of 52343540 is 4534325.

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, 194 + ... + 10233.

It is an arithmetic number, because the mean of its divisors is an integer number (4598748).

Almost surely, 2^52343540 is an apocalyptic number.

It is an amenable number.

52343540 is an abundant number, since it is smaller than the sum of its proper divisors (58026412).

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

52343540 is a wasteful number, since it uses less digits than its factorization.

52343540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10687 (or 10685 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 52343540 is about 7234.8835512398. The cubic root of 52343540 is about 374.0712781302.

Adding to 52343540 its reverse (4534325), we get a palindrome (56877865).

The spelling of 52343540 in words is "fifty-two million, three hundred forty-three thousand, five hundred forty".