11741440 has 36 divisors (see below), whose sum is σ = 28127484. Its totient is φ = 4696064.

The previous prime is 11741437. The next prime is 11741447. The reversal of 11741440 is 4414711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1806336 + 9935104 = 1344^2 + 3152^2 .

It is a super-2 number, since 2×11741440² = 275722826547200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11741447) 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, 3307 + ... + 5866.

It is an arithmetic number, because the mean of its divisors is an integer number (781319).

Almost surely, 2^11741440 is an apocalyptic number.

11741440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11741440 is an abundant number, since it is smaller than the sum of its proper divisors (16386044).

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

11741440 is an frugal number, since it uses more digits than its factorization.

11741440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9194 (or 9180 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 11741440 is about 3426.5784683850. The cubic root of 11741440 is about 227.2865768045.

The spelling of 11741440 in words is "eleven million, seven hundred forty-one thousand, four hundred forty".