423560215 has 16 divisors (see below), whose sum is σ = 549739008. Its totient is φ = 311429376.

The previous prime is 423560213. The next prime is 423560231. The reversal of 423560215 is 512065324.

It is a cyclic number.

It is not a de Polignac number, because 423560215 - 2¹ = 423560213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423560213) 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, 1162 + ... + 29128.

It is an arithmetic number, because the mean of its divisors is an integer number (34358688).

Almost surely, 2^423560215 is an apocalyptic number.

423560215 is a deficient number, since it is larger than the sum of its proper divisors (126178793).

423560215 is a wasteful number, since it uses less digits than its factorization.

423560215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28218.

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

The square root of 423560215 is about 20580.5785875908. The cubic root of 423560215 is about 750.9973191441.

The spelling of 423560215 in words is "four hundred twenty-three million, five hundred sixty thousand, two hundred fifteen".