423052400 has 30 divisors (see below), whose sum is σ = 1016384352. Its totient is φ = 169220800.

The previous prime is 423052393. The next prime is 423052403. The reversal of 423052400 is 4250324.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423052403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 528416 + ... + 529215.

Almost surely, 2^423052400 is an apocalyptic number.

423052400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423052400 is an abundant number, since it is smaller than the sum of its proper divisors (593331952).

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

423052400 is a wasteful number, since it uses less digits than its factorization.

423052400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057649 (or 1057638 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 423052400 is about 20568.2376493466. The cubic root of 423052400 is about 750.6970704415.

The spelling of 423052400 in words is "four hundred twenty-three million, fifty-two thousand, four hundred".