403324425 has 36 divisors (see below), whose sum is σ = 825601920. Its totient is φ = 184376160.

The previous prime is 403324423. The next prime is 403324451. The reversal of 403324425 is 524423304.

It is not a de Polignac number, because 403324425 - 2¹ = 403324423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (403324423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 126465 + ... + 129614.

Almost surely, 2^403324425 is an apocalyptic number.

403324425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

403324425 is an abundant number, since it is smaller than the sum of its proper divisors (422277495).

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

403324425 is a wasteful number, since it uses less digits than its factorization.

403324425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256102 (or 256094 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 403324425 is about 20082.9386544898. The cubic root of 403324425 is about 738.8418852100.

Adding to 403324425 its reverse (524423304), we get a palindrome (927747729).

The spelling of 403324425 in words is "four hundred three million, three hundred twenty-four thousand, four hundred twenty-five".