1052352840 has 128 divisors (see below), whose sum is σ = 3936107520. Its totient is φ = 218668800.

The previous prime is 1052352839. The next prime is 1052352857. The reversal of 1052352840 is 482532501.

1052352840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1052352840² = 2214892999712131200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1052352798 and 1052352807.

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, 47706 + ... + 66185.

It is an arithmetic number, because the mean of its divisors is an integer number (30750840).

Almost surely, 2^1052352840 is an apocalyptic number.

1052352840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052352840 is an abundant number, since it is smaller than the sum of its proper divisors (2883754680).

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

1052352840 is a wasteful number, since it uses less digits than its factorization.

1052352840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113923 (or 113919 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1052352840 is about 32439.9882860645. The cubic root of 1052352840 is about 1017.1549707814.

The spelling of 1052352840 in words is "one billion, fifty-two million, three hundred fifty-two thousand, eight hundred forty".