423105652 has 12 divisors (see below), whose sum is σ = 740593476. Its totient is φ = 211507520.

The previous prime is 423105647. The next prime is 423105671. The reversal of 423105652 is 256501324.

It can be written as a sum of positive squares in 2 ways, for example, as 88435216 + 334670436 = 9404^2 + 18294^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 423105652.

It is a congruent 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, 18288 + ... + 34360.

It is an arithmetic number, because the mean of its divisors is an integer number (61716123).

Almost surely, 2^423105652 is an apocalyptic number.

It is an amenable number.

423105652 is a deficient number, since it is larger than the sum of its proper divisors (317487824).

423105652 is a wasteful number, since it uses less digits than its factorization.

423105652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22658 (or 22656 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 423105652 is about 20569.5321288550. The cubic root of 423105652 is about 750.7285672830.

Adding to 423105652 its reverse (256501324), we get a palindrome (679606976).

The spelling of 423105652 in words is "four hundred twenty-three million, one hundred five thousand, six hundred fifty-two".