763324321 has 4 divisors (see below), whose sum is σ = 779565312. Its totient is φ = 747083332.

The previous prime is 763324291. The next prime is 763324333. The reversal of 763324321 is 123423367.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 763324321 - 2⁹ = 763323809 is a prime.

It is a super-2 number, since 2×763324321² = 1165328038060222082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (763324421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8120425 + ... + 8120518.

It is an arithmetic number, because the mean of its divisors is an integer number (194891328).

Almost surely, 2^763324321 is an apocalyptic number.

It is an amenable number.

763324321 is a deficient number, since it is larger than the sum of its proper divisors (16240991).

763324321 is a wasteful number, since it uses less digits than its factorization.

763324321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16240990.

The product of its digits is 18144, while the sum is 31.

The square root of 763324321 is about 27628.3246144242. The cubic root of 763324321 is about 913.9091665818.

Adding to 763324321 its reverse (123423367), we get a palindrome (886747688).

The spelling of 763324321 in words is "seven hundred sixty-three million, three hundred twenty-four thousand, three hundred twenty-one".