423610560 has 280 divisors, whose sum is σ = 1537929360. Its totient is φ = 110647296.

The previous prime is 423610547. The next prime is 423610597. The reversal of 423610560 is 65016324.

423610560 is a `hidden beast` number, since 42 + 3 + 61 + 0 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1529142 + ... + 1529418.

Almost surely, 2^423610560 is an apocalyptic number.

423610560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423610560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768964680).

423610560 is an abundant number, since it is smaller than the sum of its proper divisors (1114318800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423610560 is a wasteful number, since it uses less digits than its factorization.

423610560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 423610560 is about 20581.8016704078. The cubic root of 423610560 is about 751.0270728531.

Adding to 423610560 its reverse (65016324), we get a palindrome (488626884).

The spelling of 423610560 in words is "four hundred twenty-three million, six hundred ten thousand, five hundred sixty".