1240835968 has 16 divisors (see below), whose sum is σ = 2471978160. Its totient is φ = 620417920.

The previous prime is 1240835957. The next prime is 1240836011. The reversal of 1240835968 is 8695380421.

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4846888 + ... + 4847143.

It is an arithmetic number, because the mean of its divisors is an integer number (154498635).

Almost surely, 2^1240835968 is an apocalyptic number.

It is an amenable number.

1240835968 is a deficient number, since it is larger than the sum of its proper divisors (1231142192).

1240835968 is an frugal number, since it uses more digits than its factorization.

1240835968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9694045 (or 9694033 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 1240835968 is about 35225.5016713744. The cubic root of 1240835968 is about 1074.5784445541.

The spelling of 1240835968 in words is "one billion, two hundred forty million, eight hundred thirty-five thousand, nine hundred sixty-eight".