2642222592 has 140 divisors (see below), whose sum is σ = 7916424120. Its totient is φ = 880616448.

The previous prime is 2642222537. The next prime is 2642222617. The reversal of 2642222592 is 2952222462.

2642222592 is a `hidden beast` number, since 2 + 6 + 42 + 2 + 22 + 592 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 369709 + ... + 376787.

Almost surely, 2^2642222592 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 2642222592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3958212060).

2642222592 is an abundant number, since it is smaller than the sum of its proper divisors (5274201528).

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

2642222592 is an frugal number, since it uses more digits than its factorization.

2642222592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7115 (or 7084 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 2642222592 is about 51402.5543334181. The cubic root of 2642222592 is about 1382.4723920423.

The spelling of 2642222592 in words is "two billion, six hundred forty-two million, two hundred twenty-two thousand, five hundred ninety-two".