423636355 has 4 divisors (see below), whose sum is σ = 508363632. Its totient is φ = 338909080.

The previous prime is 423636337. The next prime is 423636371. The reversal of 423636355 is 553636324.

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

It is not a de Polignac number, because 423636355 - 2⁹ = 423635843 is a prime.

It is a super-2 number, since 2×423636355² = 358935522555372050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42363631 + ... + 42363640.

It is an arithmetic number, because the mean of its divisors is an integer number (127090908).

Almost surely, 2^423636355 is an apocalyptic number.

423636355 is a deficient number, since it is larger than the sum of its proper divisors (84727277).

423636355 is an equidigital number, since it uses as much as digits as its factorization.

423636355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84727276.

The product of its digits is 194400, while the sum is 37.

The square root of 423636355 is about 20582.4283066892. The cubic root of 423636355 is about 751.0423166894.

The spelling of 423636355 in words is "four hundred twenty-three million, six hundred thirty-six thousand, three hundred fifty-five".