2229618160 has 160 divisors (see below), whose sum is σ = 6744425472. Its totient is φ = 664688640.

The previous prime is 2229618109. The next prime is 2229618173. The reversal of 2229618160 is 618169222.

It is a congruent number.

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, 133812 + ... + 149548.

Almost surely, 2^2229618160 is an apocalyptic number.

2229618160 is a gapful number since it is divisible by the number (20) 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 2229618160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3372212736).

2229618160 is an abundant number, since it is smaller than the sum of its proper divisors (4514807312).

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

2229618160 is a wasteful number, since it uses less digits than its factorization.

2229618160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15791 (or 15785 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 2229618160 is about 47218.8326835808. The cubic root of 2229618160 is about 1306.4019831554.

The spelling of 2229618160 in words is "two billion, two hundred twenty-nine million, six hundred eighteen thousand, one hundred sixty".