730946 has 4 divisors (see below), whose sum is σ = 1096422. Its totient is φ = 365472.

The previous prime is 730943. The next prime is 730969. The reversal of 730946 is 649037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649037 = 23 ⋅28219.

It can be written as a sum of positive squares in only one way, i.e., 600625 + 130321 = 775^2 + 361^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730946.

It is not an unprimeable number, because it can be changed into a prime (730943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182735 + ... + 182738.

2⁷³⁰⁹⁴⁶ is an apocalyptic number.

730946 is a deficient number, since it is larger than the sum of its proper divisors (365476).

730946 is a wasteful number, since it uses less digits than its factorization.

730946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365475.

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

The square root of 730946 is about 854.9537999214. The cubic root of 730946 is about 90.0800111525.

The spelling of 730946 in words is "seven hundred thirty thousand, nine hundred forty-six".