10557500 has 60 divisors (see below), whose sum is σ = 23879856. Its totient is φ = 4080000.

The previous prime is 10557497. The next prime is 10557509. The reversal of 10557500 is 575501.

It is a super-2 number, since 2×10557500² = 222921612500000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10557509) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 102449 + ... + 102551.

Almost surely, 2^10557500 is an apocalyptic number.

10557500 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 10557500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11939928).

10557500 is an abundant number, since it is smaller than the sum of its proper divisors (13322356).

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

10557500 is a wasteful number, since it uses less digits than its factorization.

10557500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 875, while the sum is 23.

The square root of 10557500 is about 3249.2306781760. The cubic root of 10557500 is about 219.3749475789.

The spelling of 10557500 in words is "ten million, five hundred fifty-seven thousand, five hundred".