52440411 has 4 divisors (see below), whose sum is σ = 69920552. Its totient is φ = 34960272.

The previous prime is 52440403. The next prime is 52440413. The reversal of 52440411 is 11404425.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52440411 - 2³ = 52440403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52440413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8740066 + ... + 8740071.

It is an arithmetic number, because the mean of its divisors is an integer number (17480138).

Almost surely, 2^52440411 is an apocalyptic number.

52440411 is a deficient number, since it is larger than the sum of its proper divisors (17480141).

52440411 is a wasteful number, since it uses less digits than its factorization.

52440411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17480140.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 52440411 is about 7241.5751739521. The cubic root of 52440411 is about 374.3018976592.

Adding to 52440411 its reverse (11404425), we get a palindrome (63844836).

The spelling of 52440411 in words is "fifty-two million, four hundred forty thousand, four hundred eleven".