52344440 has 16 divisors (see below), whose sum is σ = 117775080. Its totient is φ = 20937760.

The previous prime is 52344427. The next prime is 52344451. The reversal of 52344440 is 4444325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654266 + ... + 654345.

Almost surely, 2^52344440 is an apocalyptic number.

It is an amenable number.

52344440 is an abundant number, since it is smaller than the sum of its proper divisors (65430640).

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

52344440 is a wasteful number, since it uses less digits than its factorization.

52344440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308622 (or 1308618 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 52344440 is about 7234.9457496238. The cubic root of 52344440 is about 374.0734220575.

Adding to 52344440 its reverse (4444325), we get a palindrome (56788765).

The spelling of 52344440 in words is "fifty-two million, three hundred forty-four thousand, four hundred forty".