2273553072 has 240 divisors, whose sum is σ = 8105909760. Its totient is φ = 579115008.

The previous prime is 2273553071. The next prime is 2273553109. The reversal of 2273553072 is 2703553722.

2273553072 is a `hidden beast` number, since 2 + 27 + 35 + 530 + 72 = 666.

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 (2273553071) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 322093 + ... + 329075.

It is an arithmetic number, because the mean of its divisors is an integer number (33774624).

Almost surely, 2^2273553072 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 2273553072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4052954880).

2273553072 is an abundant number, since it is smaller than the sum of its proper divisors (5832356688).

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

2273553072 is a wasteful number, since it uses less digits than its factorization.

2273553072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7040 (or 7031 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 36.

The square root of 2273553072 is about 47681.7897315107. The cubic root of 2273553072 is about 1314.9271689292.

The spelling of 2273553072 in words is "two billion, two hundred seventy-three million, five hundred fifty-three thousand, seventy-two".