630734 has 16 divisors (see below), whose sum is σ = 1079568. Its totient is φ = 273792.

The previous prime is 630733. The next prime is 630737. The reversal of 630734 is 437036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272 + ... + 1155.

It is an arithmetic number, because the mean of its divisors is an integer number (67473).

2⁶³⁰⁷³⁴ is an apocalyptic number.

630734 is a deficient number, since it is larger than the sum of its proper divisors (448834).

630734 is a wasteful number, since it uses less digits than its factorization.

630734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 630734 is about 794.1876352601. The cubic root of 630734 is about 85.7594685065.

The spelling of 630734 in words is "six hundred thirty thousand, seven hundred thirty-four".