1076805240 has 384 divisors, whose sum is σ = 4029212160. Its totient is φ = 225358848.

The previous prime is 1076805239. The next prime is 1076805337. The reversal of 1076805240 is 425086701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16071687 + ... + 16071753.

It is an arithmetic number, because the mean of its divisors is an integer number (10492740).

Almost surely, 2^1076805240 is an apocalyptic number.

1076805240 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 1076805240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2014606080).

1076805240 is an abundant number, since it is smaller than the sum of its proper divisors (2952406920).

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

1076805240 is a wasteful number, since it uses less digits than its factorization.

1076805240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 1076805240 is about 32814.7107255267. The cubic root of 1076805240 is about 1024.9729090599.

The spelling of 1076805240 in words is "one billion, seventy-six million, eight hundred five thousand, two hundred forty".