1240433334 has 36 divisors (see below), whose sum is σ = 3126400524. Its totient is φ = 354409272.

The previous prime is 1240433329. The next prime is 1240433351. The reversal of 1240433334 is 4333340421.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1240433298 and 1240433307.

It is a congruent number.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 702312 + ... + 704075.

It is an arithmetic number, because the mean of its divisors is an integer number (86844459).

Almost surely, 2^1240433334 is an apocalyptic number.

1240433334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1240433334 is an abundant number, since it is smaller than the sum of its proper divisors (1885967190).

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

1240433334 is a wasteful number, since it uses less digits than its factorization.

1240433334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406409 (or 1406399 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 1240433334 is about 35219.7861151938. The cubic root of 1240433334 is about 1074.4622033977.

Adding to 1240433334 its reverse (4333340421), we get a palindrome (5573773755).

The spelling of 1240433334 in words is "one billion, two hundred forty million, four hundred thirty-three thousand, three hundred thirty-four".