2240440392 has 32 divisors (see below), whose sum is σ = 5625154080. Its totient is φ = 743606400.

The previous prime is 2240440381. The next prime is 2240440399. The reversal of 2240440392 is 2930440422.

It is a super-2 number, since 2×2240440392² = 10039146300210227328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2240440399) by changing a digit.

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, 194734 + ... + 205917.

It is an arithmetic number, because the mean of its divisors is an integer number (175786065).

Almost surely, 2^2240440392 is an apocalyptic number.

It is an amenable number.

2240440392 is an abundant number, since it is smaller than the sum of its proper divisors (3384713688).

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

2240440392 is a wasteful number, since it uses less digits than its factorization.

2240440392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400893 (or 400889 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2240440392 is about 47333.2905258022. The cubic root of 2240440392 is about 1308.5122655658.

Adding to 2240440392 its sum of digits (30), we get a palindrome (2240440422).

The spelling of 2240440392 in words is "two billion, two hundred forty million, four hundred forty thousand, three hundred ninety-two".