90065763 has 14 divisors (see below), whose sum is σ = 135037964. Its totient is φ = 60043356.

The previous prime is 90065753. The next prime is 90065777. The reversal of 90065763 is 36756009.

It is a happy number.

It is not a de Polignac number, because 90065763 - 2⁴ = 90065747 is a prime.

It is a super-2 number, since 2×90065763² = 16223683329544338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90065713) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 61045 + ... + 62502.

Almost surely, 2^90065763 is an apocalyptic number.

90065763 is a deficient number, since it is larger than the sum of its proper divisors (44972201).

90065763 is an equidigital number, since it uses as much as digits as its factorization.

90065763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123565 (or 123550 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 90065763 is about 9490.2983620116. The cubic root of 90065763 is about 448.2496001623.

The spelling of 90065763 in words is "ninety million, sixty-five thousand, seven hundred sixty-three".