2227740732 has 240 divisors, whose sum is σ = 6955103232. Its totient is φ = 608549760.

The previous prime is 2227740677. The next prime is 2227740737. The reversal of 2227740732 is 2370477222.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2227740737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5168557 + ... + 5168987.

Almost surely, 2^2227740732 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 2227740732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3477551616).

2227740732 is an abundant number, since it is smaller than the sum of its proper divisors (4727362500).

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

2227740732 is a wasteful number, since it uses less digits than its factorization.

2227740732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 2227740732 is about 47198.9484204892. The cubic root of 2227740732 is about 1306.0351992152.

The spelling of 2227740732 in words is "two billion, two hundred twenty-seven million, seven hundred forty thousand, seven hundred thirty-two".