11575240 has 16 divisors (see below), whose sum is σ = 26044380. Its totient is φ = 4630080.

The previous prime is 11575219. The next prime is 11575259. The reversal of 11575240 is 4257511.

11575240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11115556 + 459684 = 3334^2 + 678^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144651 + ... + 144730.

Almost surely, 2^11575240 is an apocalyptic number.

11575240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11575240 is an abundant number, since it is smaller than the sum of its proper divisors (14469140).

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

11575240 is a wasteful number, since it uses less digits than its factorization.

11575240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289392 (or 289388 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 11575240 is about 3402.2404382994. The cubic root of 11575240 is about 226.2090633382.

The spelling of 11575240 in words is "eleven million, five hundred seventy-five thousand, two hundred forty".