403120424 has 16 divisors (see below), whose sum is σ = 863829600. Its totient is φ = 172765872.

The previous prime is 403120369. The next prime is 403120429. The reversal of 403120424 is 424021304.

It is a junction number, because it is equal to n+sod(n) for n = 403120396 and 403120405.

It is not an unprimeable number, because it can be changed into a prime (403120429) 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, 3599234 + ... + 3599345.

It is an arithmetic number, because the mean of its divisors is an integer number (53989350).

Almost surely, 2^403120424 is an apocalyptic number.

It is an amenable number.

403120424 is an abundant number, since it is smaller than the sum of its proper divisors (460709176).

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

403120424 is a wasteful number, since it uses less digits than its factorization.

403120424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7198592 (or 7198588 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 403120424 is about 20077.8590492114. The cubic root of 403120424 is about 738.7172957618.

Adding to 403120424 its reverse (424021304), we get a palindrome (827141728).

The spelling of 403120424 in words is "four hundred three million, one hundred twenty thousand, four hundred twenty-four".