423324450 has 36 divisors (see below), whose sum is σ = 1137332898. Its totient is φ = 112886400.

The previous prime is 423324443. The next prime is 423324457. The reversal of 423324450 is 54423324.

It is an interprime number because it is at equal distance from previous prime (423324443) and next prime (423324457).

It can be written as a sum of positive squares in 3 ways, for example, as 361874529 + 61449921 = 19023^2 + 7839^2 .

It is not an unprimeable number, because it can be changed into a prime (423324457) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 469911 + ... + 470810.

Almost surely, 2^423324450 is an apocalyptic number.

423324450 is an abundant number, since it is smaller than the sum of its proper divisors (714008448).

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

423324450 is a wasteful number, since it uses less digits than its factorization.

423324450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940739 (or 940731 counting only the distinct ones).

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

The square root of 423324450 is about 20574.8499386994. The cubic root of 423324450 is about 750.8579515180.

Adding to 423324450 its reverse (54423324), we get a palindrome (477747774).

The spelling of 423324450 in words is "four hundred twenty-three million, three hundred twenty-four thousand, four hundred fifty".