423245105 has 16 divisors (see below), whose sum is σ = 519692544. Its totient is φ = 330758400.

The previous prime is 423245071. The next prime is 423245161. The reversal of 423245105 is 501542324.

It is a happy number.

It is not a de Polignac number, because 423245105 - 2⁶ = 423245041 is a prime.

It is a super-2 number, since 2×423245105² = 358272837812922050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149705 + ... + 152505.

It is an arithmetic number, because the mean of its divisors is an integer number (32480784).

Almost surely, 2^423245105 is an apocalyptic number.

It is an amenable number.

423245105 is a deficient number, since it is larger than the sum of its proper divisors (96447439).

423245105 is a wasteful number, since it uses less digits than its factorization.

423245105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 423245105 is about 20572.9216447251. The cubic root of 423245105 is about 750.8110367172.

Adding to 423245105 its reverse (501542324), we get a palindrome (924787429).

The spelling of 423245105 in words is "four hundred twenty-three million, two hundred forty-five thousand, one hundred five".