532240403 has 4 divisors (see below), whose sum is σ = 563548680. Its totient is φ = 500932128.

The previous prime is 532240391. The next prime is 532240411. The reversal of 532240403 is 304042235.

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

It is a cyclic number.

It is not a de Polignac number, because 532240403 - 2¹⁴ = 532224019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (532240453) 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, 15654113 + ... + 15654146.

It is an arithmetic number, because the mean of its divisors is an integer number (140887170).

Almost surely, 2^532240403 is an apocalyptic number.

532240403 is a deficient number, since it is larger than the sum of its proper divisors (31308277).

532240403 is a wasteful number, since it uses less digits than its factorization.

532240403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31308276.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 532240403 is about 23070.3359966863. The cubic root of 532240403 is about 810.4059353296.

Adding to 532240403 its reverse (304042235), we get a palindrome (836282638).

The spelling of 532240403 in words is "five hundred thirty-two million, two hundred forty thousand, four hundred three".