1127893440 has 224 divisors, whose sum is σ = 3717584640. Its totient is φ = 289529856.

The previous prime is 1127893411. The next prime is 1127893453. The reversal of 1127893440 is 443987211.

It is a super-2 number, since 2×1127893440² = 2544287223990067200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3673767 + ... + 3674073.

It is an arithmetic number, because the mean of its divisors is an integer number (16596360).

Almost surely, 2^1127893440 is an apocalyptic number.

1127893440 is a gapful number since it is divisible by the number (10) 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 1127893440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1858792320).

1127893440 is an abundant number, since it is smaller than the sum of its proper divisors (2589691200).

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

1127893440 is a wasteful number, since it uses less digits than its factorization.

1127893440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 1127893440 is about 33584.1248211115. The cubic root of 1127893440 is about 1040.9327923051.

The spelling of 1127893440 in words is "one billion, one hundred twenty-seven million, eight hundred ninety-three thousand, four hundred forty".