630763 has 8 divisors (see below), whose sum is σ = 725760. Its totient is φ = 537000.

The previous prime is 630737. The next prime is 630797. The reversal of 630763 is 367036.

It is a happy number.

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 630763 - 2¹³ = 622571 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630713) 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, 1578 + ... + 1936.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2⁶³⁰⁷⁶³ is an apocalyptic number.

630763 is a deficient number, since it is larger than the sum of its proper divisors (94997).

630763 is a wasteful number, since it uses less digits than its factorization.

630763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 630763 is about 794.2058927004. The cubic root of 630763 is about 85.7607828411.

Adding to 630763 its reverse (367036), we get a palindrome (997799).

It can be divided in two parts, 630 and 763, that multiplied together give a triangular number (480690 = T₉₈₀).

The spelling of 630763 in words is "six hundred thirty thousand, seven hundred sixty-three".