90464653 has 2 divisors, whose sum is σ = 90464654. Its totient is φ = 90464652.

The previous prime is 90464651. The next prime is 90464657. The reversal of 90464653 is 35646409.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63393444 + 27071209 = 7962^2 + 5203^2 .

It is a cyclic number.

It is not a de Polignac number, because 90464653 - 2¹ = 90464651 is a prime.

Together with 90464651, 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 (90464651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45232326 + 45232327.

It is an arithmetic number, because the mean of its divisors is an integer number (45232327).

Almost surely, 2^90464653 is an apocalyptic number.

It is an amenable number.

90464653 is a deficient number, since it is larger than the sum of its proper divisors (1).

90464653 is an equidigital number, since it uses as much as digits as its factorization.

90464653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 90464653 is about 9511.2908167083. The cubic root of 90464653 is about 448.9103727664.

The spelling of 90464653 in words is "ninety million, four hundred sixty-four thousand, six hundred fifty-three".