1040862240 has 288 divisors, whose sum is σ = 4044733056. Its totient is φ = 241274880.

The previous prime is 1040862239. The next prime is 1040862253. The reversal of 1040862240 is 422680401.

1040862240 is a `hidden beast` number, since 10 + 408 + 6 + 2 + 240 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 362892 + ... + 365748.

It is an arithmetic number, because the mean of its divisors is an integer number (14044212).

Almost surely, 2^1040862240 is an apocalyptic number.

1040862240 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 1040862240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2022366528).

1040862240 is an abundant number, since it is smaller than the sum of its proper divisors (3003870816).

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

1040862240 is a wasteful number, since it uses less digits than its factorization.

1040862240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912 (or 2901 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 1040862240 is about 32262.3966871651. The cubic root of 1040862240 is about 1013.4393221702.

The spelling of 1040862240 in words is "one billion, forty million, eight hundred sixty-two thousand, two hundred forty".