1052644752 has 30 divisors (see below), whose sum is σ = 2945943702. Its totient is φ = 350881536.

The previous prime is 1052644729. The next prime is 1052644753. The reversal of 1052644752 is 2574462501.

It is a happy number.

1052644752 is a `hidden beast` number, since 1 + 0 + 5 + 2 + 644 + 7 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 979439616 + 73205136 = 31296^2 + 8556^2 .

It is a super-2 number, since 2×1052644752² = 2216121947826283008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1052644753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3654873 + ... + 3655160.

Almost surely, 2^1052644752 is an apocalyptic number.

1052644752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1052644752 is an abundant number, since it is smaller than the sum of its proper divisors (1893298950).

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

1052644752 is a wasteful number, since it uses less digits than its factorization.

1052644752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7310047 (or 7310038 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 1052644752 is about 32444.4872358926. The cubic root of 1052644752 is about 1017.2490115760.

It can be divided in two parts, 10526 and 44752, that added together give a triangular number (55278 = T₃₃₂).

The spelling of 1052644752 in words is "one billion, fifty-two million, six hundred forty-four thousand, seven hundred fifty-two".