730679923 has 2 divisors, whose sum is σ = 730679924. Its totient is φ = 730679922.

The previous prime is 730679909. The next prime is 730679981. The reversal of 730679923 is 329976037.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 730679923 - 2⁵ = 730679891 is a prime.

It is not a weakly prime, because it can be changed into another prime (730679123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365339961 + 365339962.

It is an arithmetic number, because the mean of its divisors is an integer number (365339962).

Almost surely, 2^730679923 is an apocalyptic number.

730679923 is a deficient number, since it is larger than the sum of its proper divisors (1).

730679923 is an equidigital number, since it uses as much as digits as its factorization.

730679923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 46.

The square root of 730679923 is about 27031.0917833520. The cubic root of 730679923 is about 900.6907959806.

The spelling of 730679923 in words is "seven hundred thirty million, six hundred seventy-nine thousand, nine hundred twenty-three".