768494735 has 8 divisors (see below), whose sum is σ = 924518976. Its totient is φ = 613245600.

The previous prime is 768494731. The next prime is 768494761. The reversal of 768494735 is 537494867.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 768494735 - 2² = 768494731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768494731) 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 7 ways as a sum of consecutive naturals, for example, 191591 + ... + 195560.

It is an arithmetic number, because the mean of its divisors is an integer number (115564872).

Almost surely, 2^768494735 is an apocalyptic number.

768494735 is a deficient number, since it is larger than the sum of its proper divisors (156024241).

768494735 is a wasteful number, since it uses less digits than its factorization.

768494735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387553.

The product of its digits is 5080320, while the sum is 53.

The square root of 768494735 is about 27721.7375898409. The cubic root of 768494735 is about 915.9679942638.

The spelling of 768494735 in words is "seven hundred sixty-eight million, four hundred ninety-four thousand, seven hundred thirty-five".