730425691 has 2 divisors, whose sum is σ = 730425692. Its totient is φ = 730425690.

The previous prime is 730425673. The next prime is 730425713. The reversal of 730425691 is 196524037.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730425691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 730425691.

It is not a weakly prime, because it can be changed into another prime (730425601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365212845 + 365212846.

It is an arithmetic number, because the mean of its divisors is an integer number (365212846).

Almost surely, 2^730425691 is an apocalyptic number.

730425691 is a deficient number, since it is larger than the sum of its proper divisors (1).

730425691 is an equidigital number, since it uses as much as digits as its factorization.

730425691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 730425691 is about 27026.3887894776. The cubic root of 730425691 is about 900.5863220617.

The spelling of 730425691 in words is "seven hundred thirty million, four hundred twenty-five thousand, six hundred ninety-one".