1240339232 has 24 divisors (see below), whose sum is σ = 2663911152. Its totient is φ = 563790400.

The previous prime is 1240339229. The next prime is 1240339249. The reversal of 1240339232 is 2329330421.

It is a junction number, because it is equal to n+sod(n) for n = 1240339195 and 1240339204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761494 + ... + 1762197.

It is an arithmetic number, because the mean of its divisors is an integer number (110996298).

Almost surely, 2^1240339232 is an apocalyptic number.

It is an amenable number.

1240339232 is an abundant number, since it is smaller than the sum of its proper divisors (1423571920).

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

1240339232 is a wasteful number, since it uses less digits than its factorization.

1240339232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523712 (or 3523704 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 1240339232 is about 35218.4501646509. The cubic root of 1240339232 is about 1074.4350323555.

Adding to 1240339232 its reverse (2329330421), we get a palindrome (3569669653).

The spelling of 1240339232 in words is "one billion, two hundred forty million, three hundred thirty-nine thousand, two hundred thirty-two".