2271504492 has 96 divisors (see below), whose sum is σ = 6274195200. Its totient is φ = 708621696.

The previous prime is 2271504467. The next prime is 2271504497. The reversal of 2271504492 is 2944051722.

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

It is not an unprimeable number, because it can be changed into a prime (2271504497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163648 + ... + 176984.

It is an arithmetic number, because the mean of its divisors is an integer number (65356200).

Almost surely, 2^2271504492 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 2271504492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3137097600).

2271504492 is an abundant number, since it is smaller than the sum of its proper divisors (4002690708).

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

2271504492 is a wasteful number, since it uses less digits than its factorization.

2271504492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13452 (or 13444 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 2271504492 is about 47660.3031043656. The cubic root of 2271504492 is about 1314.5321128385.

The spelling of 2271504492 in words is "two billion, two hundred seventy-one million, five hundred four thousand, four hundred ninety-two".