2271667662 has 96 divisors (see below), whose sum is σ = 5647988736. Its totient is φ = 653515200.

The previous prime is 2271667639. The next prime is 2271667663. The reversal of 2271667662 is 2667661722.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271667663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 321823 + ... + 328805.

It is an arithmetic number, because the mean of its divisors is an integer number (58833216).

Almost surely, 2^2271667662 is an apocalyptic number.

2271667662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2271667662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2823994368).

2271667662 is an abundant number, since it is smaller than the sum of its proper divisors (3376321074).

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

2271667662 is a wasteful number, since it uses less digits than its factorization.

2271667662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7086 (or 7083 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 2271667662 is about 47662.0148755799. The cubic root of 2271667662 is about 1314.5635878763.

The spelling of 2271667662 in words is "two billion, two hundred seventy-one million, six hundred sixty-seven thousand, six hundred sixty-two".