90307027 has 2 divisors, whose sum is σ = 90307028. Its totient is φ = 90307026.

The previous prime is 90307003. The next prime is 90307067. The reversal of 90307027 is 72070309.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (72070309) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90307027 - 2¹⁹ = 89782739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90306986 and 90307004.

It is not a weakly prime, because it can be changed into another prime (90307067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45153513 + 45153514.

It is an arithmetic number, because the mean of its divisors is an integer number (45153514).

Almost surely, 2^90307027 is an apocalyptic number.

90307027 is a deficient number, since it is larger than the sum of its proper divisors (1).

90307027 is an equidigital number, since it uses as much as digits as its factorization.

90307027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 90307027 is about 9503.0009470693. Note that the first 3 decimals coincide. The cubic root of 90307027 is about 448.6494934012.

The spelling of 90307027 in words is "ninety million, three hundred seven thousand, twenty-seven".