1045843488 has 240 divisors, whose sum is σ = 3279963456. Its totient is φ = 326177280.

The previous prime is 1045843459. The next prime is 1045843493. The reversal of 1045843488 is 8843485401.

It is a super-2 number, since 2×1045843488² = 2187577202784012288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3159483 + ... + 3159813.

Almost surely, 2^1045843488 is an apocalyptic number.

1045843488 is a gapful number since it is divisible by the number (18) 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 1045843488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639981728).

1045843488 is an abundant number, since it is smaller than the sum of its proper divisors (2234119968).

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

1045843488 is a wasteful number, since it uses less digits than its factorization.

1045843488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 45.

The square root of 1045843488 is about 32339.5035212354. The cubic root of 1045843488 is about 1015.0534201462.

The spelling of 1045843488 in words is "one billion, forty-five million, eight hundred forty-three thousand, four hundred eighty-eight".