1052352540 has 48 divisors (see below), whose sum is σ = 3273987360. Its totient is φ = 280627200.

The previous prime is 1052352533. The next prime is 1052352559. The reversal of 1052352540 is 452532501.

It is a happy number.

1052352540 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 2×1052352540² = 2214891736888903200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973861 + ... + 974940.

It is an arithmetic number, because the mean of its divisors is an integer number (68208070).

Almost surely, 2^1052352540 is an apocalyptic number.

1052352540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1052352540 is an abundant number, since it is smaller than the sum of its proper divisors (2221634820).

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

1052352540 is a wasteful number, since it uses less digits than its factorization.

1052352540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948819 (or 1948811 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1052352540 is about 32439.9836621414. The cubic root of 1052352540 is about 1017.1548741261.

The spelling of 1052352540 in words is "one billion, fifty-two million, three hundred fifty-two thousand, five hundred forty".