423705572 has 12 divisors (see below), whose sum is σ = 742359996. Its totient is φ = 211602720.

The previous prime is 423705559. The next prime is 423705577. The reversal of 423705572 is 275507324.

It can be written as a sum of positive squares in 2 ways, for example, as 213861376 + 209844196 = 14624^2 + 14486^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (423705577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58679 + ... + 65502.

It is an arithmetic number, because the mean of its divisors is an integer number (61863333).

Almost surely, 2^423705572 is an apocalyptic number.

It is an amenable number.

423705572 is a deficient number, since it is larger than the sum of its proper divisors (318654424).

423705572 is a wasteful number, since it uses less digits than its factorization.

423705572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125038 (or 125036 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 423705572 is about 20584.1096965596. The cubic root of 423705572 is about 751.0832181721.

The spelling of 423705572 in words is "four hundred twenty-three million, seven hundred five thousand, five hundred seventy-two".