90527623 has 2 divisors, whose sum is σ = 90527624. Its totient is φ = 90527622.

The previous prime is 90527621. The next prime is 90527663. The reversal of 90527623 is 32672509.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (32672509) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90527623 - 2¹ = 90527621 is a prime.

Together with 90527621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90527621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45263811 + 45263812.

It is an arithmetic number, because the mean of its divisors is an integer number (45263812).

Almost surely, 2^90527623 is an apocalyptic number.

90527623 is a deficient number, since it is larger than the sum of its proper divisors (1).

90527623 is an equidigital number, since it uses as much as digits as its factorization.

90527623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 90527623 is about 9514.6005171000. The cubic root of 90527623 is about 449.0145067345.

The spelling of 90527623 in words is "ninety million, five hundred twenty-seven thousand, six hundred twenty-three".