423943700 has 36 divisors (see below), whose sum is σ = 920899392. Its totient is φ = 169404000.

The previous prime is 423943699. The next prime is 423943787. The reversal of 423943700 is 7349324.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 147275 + ... + 150125.

Almost surely, 2^423943700 is an apocalyptic number.

It is an amenable number.

423943700 is an abundant number, since it is smaller than the sum of its proper divisors (496955692).

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

423943700 is a wasteful number, since it uses less digits than its factorization.

423943700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352 (or 4345 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 423943700 is about 20589.8931517383. The cubic root of 423943700 is about 751.2238979749.

The spelling of 423943700 in words is "four hundred twenty-three million, nine hundred forty-three thousand, seven hundred".