2267573728 has 48 divisors (see below), whose sum is σ = 5178225024. Its totient is φ = 957306240.

The previous prime is 2267573723. The next prime is 2267573807. The reversal of 2267573728 is 8273757622.

It is a happy number.

It is a super-2 number, since 2×2267573728² = 10283781223831635968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2267573723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60538 + ... + 90553.

It is an arithmetic number, because the mean of its divisors is an integer number (107879688).

Almost surely, 2^2267573728 is an apocalyptic number.

2267573728 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2267573728 is an abundant number, since it is smaller than the sum of its proper divisors (2910651296).

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

2267573728 is a wasteful number, since it uses less digits than its factorization.

2267573728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151175 (or 151167 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 49.

The square root of 2267573728 is about 47619.0479535238. The cubic root of 2267573728 is about 1313.7734234763.

The spelling of 2267573728 in words is "two billion, two hundred sixty-seven million, five hundred seventy-three thousand, seven hundred twenty-eight".