423550863 has 10 divisors (see below), whose sum is σ = 632711904. Its totient is φ = 282367188.

The previous prime is 423550859. The next prime is 423550867. The reversal of 423550863 is 368055324.

It is a happy number.

423550863 is a `hidden beast` number, since 4 + 23 + 550 + 86 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (423550859) and next prime (423550867).

It is not a de Polignac number, because 423550863 - 2² = 423550859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423550867) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2614431 + ... + 2614592.

Almost surely, 2^423550863 is an apocalyptic number.

423550863 is a deficient number, since it is larger than the sum of its proper divisors (209161041).

423550863 is an equidigital number, since it uses as much as digits as its factorization.

423550863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5229035 (or 5229026 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 423550863 is about 20580.3513818399. The cubic root of 423550863 is about 750.9917918870.

The spelling of 423550863 in words is "four hundred twenty-three million, five hundred fifty thousand, eight hundred sixty-three".