423435105 has 24 divisors (see below), whose sum is σ = 737043840. Its totient is φ = 224881440.

The previous prime is 423435101. The next prime is 423435139. The reversal of 423435105 is 501534324.

It is not a de Polignac number, because 423435105 - 2² = 423435101 is a prime.

It is a super-2 number, since 2×423435105² = 358594576292722050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423435101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8931 + ... + 30440.

It is an arithmetic number, because the mean of its divisors is an integer number (30710160).

Almost surely, 2^423435105 is an apocalyptic number.

423435105 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423435105 is a deficient number, since it is larger than the sum of its proper divisors (313608735).

423435105 is a wasteful number, since it uses less digits than its factorization.

423435105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39621 (or 39618 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 423435105 is about 20577.5388470050. The cubic root of 423435105 is about 750.9233693854.

Adding to 423435105 its reverse (501534324), we get a palindrome (924969429).

The spelling of 423435105 in words is "four hundred twenty-three million, four hundred thirty-five thousand, one hundred five".