630794 has 8 divisors (see below), whose sum is σ = 951588. Its totient is φ = 313600.

The previous prime is 630737. The next prime is 630797. The reversal of 630794 is 497036.

It can be written as a sum of positive squares in 2 ways, for example, as 375769 + 255025 = 613^2 + 505^2 .

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

It is not an unprimeable number, because it can be changed into a prime (630797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407 + ... + 1194.

2⁶³⁰⁷⁹⁴ is an apocalyptic number.

630794 is a deficient number, since it is larger than the sum of its proper divisors (320794).

630794 is a wasteful number, since it uses less digits than its factorization.

630794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 630794 is about 794.2254088104. The cubic root of 630794 is about 85.7621877749.

The spelling of 630794 in words is "six hundred thirty thousand, seven hundred ninety-four".