730986901 has 2 divisors, whose sum is σ = 730986902. Its totient is φ = 730986900.

The previous prime is 730986869. The next prime is 730986917. The reversal of 730986901 is 109689037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 708943876 + 22043025 = 26626^2 + 4695^2 .

It is an emirp because it is prime and its reverse (109689037) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 730986901 - 2⁵ = 730986869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (730986001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365493450 + 365493451.

It is an arithmetic number, because the mean of its divisors is an integer number (365493451).

Almost surely, 2^730986901 is an apocalyptic number.

It is an amenable number.

730986901 is a deficient number, since it is larger than the sum of its proper divisors (1).

730986901 is an equidigital number, since it uses as much as digits as its factorization.

730986901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 730986901 is about 27036.7694260982. The cubic root of 730986901 is about 900.8169130116.

The spelling of 730986901 in words is "seven hundred thirty million, nine hundred eighty-six thousand, nine hundred one".