1083452240 has 120 divisors (see below), whose sum is σ = 2753538048. Its totient is φ = 396264960.

The previous prime is 1083452239. The next prime is 1083452291. The reversal of 1083452240 is 422543801.

It is a happy number.

It is a super-2 number, since 2×1083452240² = 2347737512722035200, 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 23 ways as a sum of consecutive naturals, for example, 1716725 + ... + 1717355.

Almost surely, 2^1083452240 is an apocalyptic number.

1083452240 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 1083452240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376769024).

1083452240 is an abundant number, since it is smaller than the sum of its proper divisors (1670085808).

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

1083452240 is a wasteful number, since it uses less digits than its factorization.

1083452240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797 (or 778 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 1083452240 is about 32915.8357025915. The cubic root of 1083452240 is about 1027.0775992212.

The spelling of 1083452240 in words is "one billion, eighty-three million, four hundred fifty-two thousand, two hundred forty".