11232440 has 16 divisors (see below), whose sum is σ = 25273080. Its totient is φ = 4492960.

The previous prime is 11232433. The next prime is 11232469. The reversal of 11232440 is 4423211.

11232440 = T₁₇₈ + T₁₇₉ + ... + T₄₁₇.

11232440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 140366 + ... + 140445.

Almost surely, 2^11232440 is an apocalyptic number.

11232440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11232440 is an abundant number, since it is smaller than the sum of its proper divisors (14040640).

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

11232440 is a wasteful number, since it uses less digits than its factorization.

11232440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280822 (or 280818 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 11232440 is about 3351.4832537251. The cubic root of 11232440 is about 223.9535937030.

Adding to 11232440 its reverse (4423211), we get a palindrome (15655651).

The spelling of 11232440 in words is "eleven million, two hundred thirty-two thousand, four hundred forty".