52340403 has 8 divisors (see below), whose sum is σ = 69822400. Its totient is φ = 34876008.

The previous prime is 52340401. The next prime is 52340411. The reversal of 52340403 is 30404325.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52340403 - 2¹ = 52340401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52340403.

It is not an unprimeable number, because it can be changed into a prime (52340401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6168 + ... + 11946.

It is an arithmetic number, because the mean of its divisors is an integer number (8727800).

Almost surely, 2^52340403 is an apocalyptic number.

52340403 is a deficient number, since it is larger than the sum of its proper divisors (17481997).

52340403 is a wasteful number, since it uses less digits than its factorization.

52340403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8801.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 52340403 is about 7234.6667511365. Note that the first 3 decimals coincide. The cubic root of 52340403 is about 374.0638051607.

Adding to 52340403 its reverse (30404325), we get a palindrome (82744728).

The spelling of 52340403 in words is "fifty-two million, three hundred forty thousand, four hundred three".