90062233 has 2 divisors, whose sum is σ = 90062234. Its totient is φ = 90062232.

The previous prime is 90062207. The next prime is 90062237. The reversal of 90062233 is 33226009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45265984 + 44796249 = 6728^2 + 6693^2 .

It is a cyclic number.

It is not a de Polignac number, because 90062233 - 2⁵ = 90062201 is a prime.

It is a super-2 number, since 2×90062233² = 16222411625892578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90062198 and 90062207.

It is not a weakly prime, because it can be changed into another prime (90062237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45031116 + 45031117.

It is an arithmetic number, because the mean of its divisors is an integer number (45031117).

Almost surely, 2^90062233 is an apocalyptic number.

It is an amenable number.

90062233 is a deficient number, since it is larger than the sum of its proper divisors (1).

90062233 is an equidigital number, since it uses as much as digits as its factorization.

90062233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 90062233 is about 9490.1123807888. The cubic root of 90062233 is about 448.2437439164.

The spelling of 90062233 in words is "ninety million, sixty-two thousand, two hundred thirty-three".