1005054240 has 48 divisors (see below), whose sum is σ = 3165922368. Its totient is φ = 268014336.

The previous prime is 1005054233. The next prime is 1005054257. The reversal of 1005054240 is 424505001.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046452 + ... + 1047411.

It is an arithmetic number, because the mean of its divisors is an integer number (65956716).

Almost surely, 2^1005054240 is an apocalyptic number.

1005054240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005054240 is an abundant number, since it is smaller than the sum of its proper divisors (2160868128).

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

1005054240 is a wasteful number, since it uses less digits than its factorization.

1005054240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093881 (or 2093873 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1005054240 is about 31702.5904304364. The cubic root of 1005054240 is about 1001.6819162385.

Adding to 1005054240 its reverse (424505001), we get a palindrome (1429559241).

The spelling of 1005054240 in words is "one billion, five million, fifty-four thousand, two hundred forty".