2273550400 has 168 divisors, whose sum is σ = 6168176640. Its totient is φ = 817920000.

The previous prime is 2273550397. The next prime is 2273550413. The reversal of 2273550400 is 40553722.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1776961 + ... + 1778239.

Almost surely, 2^2273550400 is an apocalyptic number.

2273550400 is a gapful number since it is divisible by the number (20) 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 2273550400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3084088320).

2273550400 is an abundant number, since it is smaller than the sum of its proper divisors (3894626240).

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

2273550400 is a wasteful number, since it uses less digits than its factorization.

2273550400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413 (or 1398 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 2273550400 is about 47681.7617124200. The cubic root of 2273550400 is about 1314.9266538050.

The spelling of 2273550400 in words is "two billion, two hundred seventy-three million, five hundred fifty thousand, four hundred".