11825560 has 32 divisors (see below), whose sum is σ = 26744400. Its totient is φ = 4705920.

The previous prime is 11825551. The next prime is 11825573. The reversal of 11825560 is 6552811.

11825560 = T₂₀₀ + T₂₀₁ + ... + T₄₂₈.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8515 + ... + 9805.

Almost surely, 2^11825560 is an apocalyptic number.

11825560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11825560 is an abundant number, since it is smaller than the sum of its proper divisors (14918840).

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

11825560 is a wasteful number, since it uses less digits than its factorization.

11825560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531 (or 1527 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 11825560 is about 3438.8311967877. The cubic root of 11825560 is about 227.8280739395.

The spelling of 11825560 in words is "eleven million, eight hundred twenty-five thousand, five hundred sixty".