503232401 has 12 divisors (see below), whose sum is σ = 599673060. Its totient is φ = 420819840.

The previous prime is 503232383. The next prime is 503232407. The reversal of 503232401 is 104232305.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 127803025 + 375429376 = 11305^2 + 19376^2 .

It is not a de Polignac number, because 503232401 - 2²⁶ = 436123537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (503232407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123236 + ... + 127253.

It is an arithmetic number, because the mean of its divisors is an integer number (49972755).

Almost surely, 2^503232401 is an apocalyptic number.

It is an amenable number.

503232401 is a deficient number, since it is larger than the sum of its proper divisors (96440659).

503232401 is a wasteful number, since it uses less digits than its factorization.

503232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250544 (or 250537 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 503232401 is about 22432.8420178987. The cubic root of 503232401 is about 795.4072256748.

Adding to 503232401 its reverse (104232305), we get a palindrome (607464706).

The spelling of 503232401 in words is "five hundred three million, two hundred thirty-two thousand, four hundred one".