763444642 has 8 divisors (see below), whose sum is σ = 1146718800. Its totient is φ = 381205044.

The previous prime is 763444637. The next prime is 763444651. The reversal of 763444642 is 246444367.

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

It is a junction number, because it is equal to n+sod(n) for n = 763444595 and 763444604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256792 + ... + 259747.

It is an arithmetic number, because the mean of its divisors is an integer number (143339850).

Almost surely, 2^763444642 is an apocalyptic number.

763444642 is a deficient number, since it is larger than the sum of its proper divisors (383274158).

763444642 is a wasteful number, since it uses less digits than its factorization.

763444642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517280.

The product of its digits is 387072, while the sum is 40.

The square root of 763444642 is about 27630.5020222217. The cubic root of 763444642 is about 913.9571831695.

The spelling of 763444642 in words is "seven hundred sixty-three million, four hundred forty-four thousand, six hundred forty-two".