1052500240 has 160 divisors (see below), whose sum is σ = 2812320000. Its totient is φ = 362588160.

The previous prime is 1052500223. The next prime is 1052500297. The reversal of 1052500240 is 420052501.

It is a super-2 number, since 2×1052500240² = 2215513510400115200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3015586 + ... + 3015934.

It is an arithmetic number, because the mean of its divisors is an integer number (17577000).

Almost surely, 2^1052500240 is an apocalyptic number.

1052500240 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 1052500240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1406160000).

1052500240 is an abundant number, since it is smaller than the sum of its proper divisors (1759819760).

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

1052500240 is a wasteful number, since it uses less digits than its factorization.

1052500240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1052500240 is about 32442.2600938960. The cubic root of 1052500240 is about 1017.2024585433.

Adding to 1052500240 its reverse (420052501), we get a palindrome (1472552741).

The spelling of 1052500240 in words is "one billion, fifty-two million, five hundred thousand, two hundred forty".