2273572224 has 576 divisors, whose sum is σ = 8729959680. Its totient is φ = 551577600.

The previous prime is 2273572201. The next prime is 2273572229. The reversal of 2273572224 is 4222753722.

It is a tau number, because it is divible by the number of its divisors (576).

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

Its product of digits (94080) is a multiple of the sum of its prime factors (147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273572229) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 32022109 + ... + 32022179.

It is an arithmetic number, because the mean of its divisors is an integer number (15156180).

Almost surely, 2^2273572224 is an apocalyptic number.

2273572224 is a gapful number since it is divisible by the number (24) 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 2273572224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4364979840).

2273572224 is an abundant number, since it is smaller than the sum of its proper divisors (6456387456).

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

2273572224 is a wasteful number, since it uses less digits than its factorization.

2273572224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 113 counting only the distinct ones).

The product of its digits is 94080, while the sum is 36.

The square root of 2273572224 is about 47681.9905624755. The cubic root of 2273572224 is about 1314.9308611550.

The spelling of 2273572224 in words is "two billion, two hundred seventy-three million, five hundred seventy-two thousand, two hundred twenty-four".