423030955 has 4 divisors (see below), whose sum is σ = 507637152. Its totient is φ = 338424760.

The previous prime is 423030931. The next prime is 423030967. The reversal of 423030955 is 559030324.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 423030955 - 2⁷ = 423030827 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42303091 + ... + 42303100.

It is an arithmetic number, because the mean of its divisors is an integer number (126909288).

Almost surely, 2^423030955 is an apocalyptic number.

423030955 is a deficient number, since it is larger than the sum of its proper divisors (84606197).

423030955 is an equidigital number, since it uses as much as digits as its factorization.

423030955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84606196.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 423030955 is about 20567.7163292379. The cubic root of 423030955 is about 750.6843856688.

The spelling of 423030955 in words is "four hundred twenty-three million, thirty thousand, nine hundred fifty-five".