763381253 has 8 divisors (see below), whose sum is σ = 767129880. Its totient is φ = 759640320.

The previous prime is 763381219. The next prime is 763381273. The reversal of 763381253 is 352183367.

It can be written as a sum of positive squares in 4 ways, for example, as 52519009 + 710862244 = 7247^2 + 26662^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 763381253 - 2¹⁰ = 763380229 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 (763381273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311513 + ... + 313953.

It is an arithmetic number, because the mean of its divisors is an integer number (95891235).

Almost surely, 2^763381253 is an apocalyptic number.

It is an amenable number.

763381253 is a deficient number, since it is larger than the sum of its proper divisors (3748627).

763381253 is a wasteful number, since it uses less digits than its factorization.

763381253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847.

The product of its digits is 90720, while the sum is 38.

The square root of 763381253 is about 27629.3549146555. The cubic root of 763381253 is about 913.9318871047.

The spelling of 763381253 in words is "seven hundred sixty-three million, three hundred eighty-one thousand, two hundred fifty-three".