3622560018 has 64 divisors (see below), whose sum is σ = 9065806848. Its totient is φ = 937494720.

The previous prime is 3622559951. The next prime is 3622560061. The reversal of 3622560018 is 8100652263.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113821 + ... + 142127.

It is an arithmetic number, because the mean of its divisors is an integer number (141653232).

Almost surely, 2^3622560018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3622560018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4532903424).

3622560018 is an abundant number, since it is smaller than the sum of its proper divisors (5443246830).

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

3622560018 is a wasteful number, since it uses less digits than its factorization.

3622560018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28607.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 3622560018 is about 60187.7065354712. The cubic root of 3622560018 is about 1535.8136735179.

The spelling of 3622560018 in words is "three billion, six hundred twenty-two million, five hundred sixty thousand, eighteen".