730634 has 8 divisors (see below), whose sum is σ = 1107108. Its totient is φ = 361600.

The previous prime is 730633. The next prime is 730637. The reversal of 730634 is 436037.

It can be written as a sum of positive squares in 2 ways, for example, as 727609 + 3025 = 853^2 + 55^2 .

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 (730633) 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, 1607 + ... + 2010.

2⁷³⁰⁶³⁴ is an apocalyptic number.

730634 is a deficient number, since it is larger than the sum of its proper divisors (376474).

730634 is a wasteful number, since it uses less digits than its factorization.

730634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720.

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

The square root of 730634 is about 854.7713144462. The cubic root of 730634 is about 90.0671926209.

The spelling of 730634 in words is "seven hundred thirty thousand, six hundred thirty-four".