730203106 has 4 divisors (see below), whose sum is σ = 1095304662. Its totient is φ = 365101552.

The previous prime is 730203073. The next prime is 730203107. The reversal of 730203106 is 601302037.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 420619081 + 309584025 = 20509^2 + 17595^2 .

It is not an unprimeable number, because it can be changed into a prime (730203107) 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 as a sum of consecutive naturals, namely, 182550775 + ... + 182550778.

Almost surely, 2^730203106 is an apocalyptic number.

730203106 is a deficient number, since it is larger than the sum of its proper divisors (365101556).

730203106 is a wasteful number, since it uses less digits than its factorization.

730203106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365101555.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 730203106 is about 27022.2705559692. The cubic root of 730203106 is about 900.4948332333.

The spelling of 730203106 in words is "seven hundred thirty million, two hundred three thousand, one hundred six".