1052573520 has 160 divisors (see below), whose sum is σ = 3327537024. Its totient is φ = 275200000.

The previous prime is 1052573497. The next prime is 1052573537. The reversal of 1052573520 is 253752501.

It is a super-2 number, since 2×1052573520² = 2215822030010380800, which contains 22 as substring.

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

It is a congruent number.

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, 4193395 + ... + 4193645.

Almost surely, 2^1052573520 is an apocalyptic number.

1052573520 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 1052573520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663768512).

1052573520 is an abundant number, since it is smaller than the sum of its proper divisors (2274963504).

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

1052573520 is a wasteful number, since it uses less digits than its factorization.

1052573520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 1052573520 is about 32443.3894653441. The cubic root of 1052573520 is about 1017.2260654631.

The spelling of 1052573520 in words is "one billion, fifty-two million, five hundred seventy-three thousand, five hundred twenty".