1240445324 has 48 divisors (see below), whose sum is σ = 2478561120. Its totient is φ = 539504640.

The previous prime is 1240445321. The next prime is 1240445351. The reversal of 1240445324 is 4235440421.

It is not an unprimeable number, because it can be changed into a prime (1240445321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41264 + ... + 64680.

It is an arithmetic number, because the mean of its divisors is an integer number (51636690).

Almost surely, 2^1240445324 is an apocalyptic number.

It is an amenable number.

1240445324 is a deficient number, since it is larger than the sum of its proper divisors (1238115796).

1240445324 is a wasteful number, since it uses less digits than its factorization.

1240445324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23498 (or 23496 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1240445324 is about 35219.9563316027. The cubic root of 1240445324 is about 1074.4656652955.

Adding to 1240445324 its reverse (4235440421), we get a palindrome (5475885745).

The spelling of 1240445324 in words is "one billion, two hundred forty million, four hundred forty-five thousand, three hundred twenty-four".