4205572 has 36 divisors (see below), whose sum is σ = 8778000. Its totient is φ = 1756944.

The previous prime is 4205569. The next prime is 4205581. The reversal of 4205572 is 2755024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8179 + ... + 8677.

Almost surely, 2^4205572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4205572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4389000).

4205572 is an abundant number, since it is smaller than the sum of its proper divisors (4572428).

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

4205572 is a wasteful number, since it uses less digits than its factorization.

4205572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 4205572 is about 2050.7491314152. The cubic root of 4205572 is about 161.4141824735.

The spelling of 4205572 in words is "four million, two hundred five thousand, five hundred seventy-two".