90889343 has 2 divisors, whose sum is σ = 90889344. Its totient is φ = 90889342.

The previous prime is 90889247. The next prime is 90889367. The reversal of 90889343 is 34398809.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90889343 - 2¹⁰ = 90888319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90889294 and 90889303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90889373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45444671 + 45444672.

It is an arithmetic number, because the mean of its divisors is an integer number (45444672).

Almost surely, 2^90889343 is an apocalyptic number.

90889343 is a deficient number, since it is larger than the sum of its proper divisors (1).

90889343 is an equidigital number, since it uses as much as digits as its factorization.

90889343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 90889343 is about 9533.5902471210. The cubic root of 90889343 is about 449.6117523697.

The spelling of 90889343 in words is "ninety million, eight hundred eighty-nine thousand, three hundred forty-three".