90200563 has 2 divisors, whose sum is σ = 90200564. Its totient is φ = 90200562.

The previous prime is 90200507. The next prime is 90200599. The reversal of 90200563 is 36500209.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90200563 - 2²⁵ = 56646131 is a prime.

It is a super-2 number, since 2×90200563² = 16272283131033938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90201563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45100281 + 45100282.

It is an arithmetic number, because the mean of its divisors is an integer number (45100282).

Almost surely, 2^90200563 is an apocalyptic number.

90200563 is a deficient number, since it is larger than the sum of its proper divisors (1).

90200563 is an equidigital number, since it uses as much as digits as its factorization.

90200563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 90200563 is about 9497.3976962113. The cubic root of 90200563 is about 448.4731180448.

The spelling of 90200563 in words is "ninety million, two hundred thousand, five hundred sixty-three".