90607723 has 2 divisors, whose sum is σ = 90607724. Its totient is φ = 90607722.

The previous prime is 90607721. The next prime is 90607733. The reversal of 90607723 is 32770609.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90607723 - 2¹ = 90607721 is a prime.

Together with 90607721, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (90607721) 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, 45303861 + 45303862.

It is an arithmetic number, because the mean of its divisors is an integer number (45303862).

Almost surely, 2^90607723 is an apocalyptic number.

90607723 is a deficient number, since it is larger than the sum of its proper divisors (1).

90607723 is an equidigital number, since it uses as much as digits as its factorization.

90607723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 90607723 is about 9518.8089065807. The cubic root of 90607723 is about 449.1468989564.

The spelling of 90607723 in words is "ninety million, six hundred seven thousand, seven hundred twenty-three".