423522105 has 16 divisors (see below), whose sum is σ = 717496704. Its totient is φ = 212591360.

The previous prime is 423522097. The next prime is 423522107. The reversal of 423522105 is 501225324.

It is not a de Polignac number, because 423522105 - 2³ = 423522097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423522107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 830181 + ... + 830690.

It is an arithmetic number, because the mean of its divisors is an integer number (44843544).

Almost surely, 2^423522105 is an apocalyptic number.

It is an amenable number.

423522105 is a deficient number, since it is larger than the sum of its proper divisors (293974599).

423522105 is a wasteful number, since it uses less digits than its factorization.

423522105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660896.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 423522105 is about 20579.6526938625. The cubic root of 423522105 is about 750.9747947070.

Adding to 423522105 its reverse (501225324), we get a palindrome (924747429).

The spelling of 423522105 in words is "four hundred twenty-three million, five hundred twenty-two thousand, one hundred five".