630773 has 12 divisors (see below), whose sum is σ = 748524. Its totient is φ = 528000.

The previous prime is 630737. The next prime is 630797. The reversal of 630773 is 377036.

It can be written as a sum of positive squares in 2 ways, for example, as 407044 + 223729 = 638^2 + 473^2 .

It is not a de Polignac number, because 630773 - 2⁶ = 630709 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 (630713) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1373 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (62377).

2⁶³⁰⁷⁷³ is an apocalyptic number.

It is an amenable number.

630773 is a deficient number, since it is larger than the sum of its proper divisors (117751).

630773 is a wasteful number, since it uses less digits than its factorization.

630773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 630773 is about 794.2121882721. The cubic root of 630773 is about 85.7612360506.

The spelling of 630773 in words is "six hundred thirty thousand, seven hundred seventy-three".