763661242 has 24 divisors (see below), whose sum is σ = 1169865396. Its totient is φ = 373860864.

The previous prime is 763661221. The next prime is 763661273. The reversal of 763661242 is 242166367.

763661242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 643078881 + 120582361 = 25359^2 + 10981^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2408868 + ... + 2409184.

Almost surely, 2^763661242 is an apocalyptic number.

763661242 is a deficient number, since it is larger than the sum of its proper divisors (406204154).

763661242 is a wasteful number, since it uses less digits than its factorization.

763661242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 591 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 763661242 is about 27634.4213255860. The cubic root of 763661242 is about 914.0436091727.

The spelling of 763661242 in words is "seven hundred sixty-three million, six hundred sixty-one thousand, two hundred forty-two".