11774240 has 24 divisors (see below), whose sum is σ = 27817020. Its totient is φ = 4709632.

The previous prime is 11774227. The next prime is 11774249. The reversal of 11774240 is 4247711.

It can be written as a sum of positive squares in 2 ways, for example, as 11641744 + 132496 = 3412^2 + 364^2 .

It is not an unprimeable number, because it can be changed into a prime (11774249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36635 + ... + 36954.

Almost surely, 2^11774240 is an apocalyptic number.

11774240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11774240 is an abundant number, since it is smaller than the sum of its proper divisors (16042780).

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

11774240 is an equidigital number, since it uses as much as digits as its factorization.

11774240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73604 (or 73596 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 11774240 is about 3431.3612459198. The cubic root of 11774240 is about 227.4980235710.

The spelling of 11774240 in words is "eleven million, seven hundred seventy-four thousand, two hundred forty".