69089473 has 2 divisors, whose sum is σ = 69089474. Its totient is φ = 69089472.

The previous prime is 69089459. The next prime is 69089509. The reversal of 69089473 is 37498096.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65157184 + 3932289 = 8072^2 + 1983^2 .

It is a cyclic number.

It is not a de Polignac number, because 69089473 - 2⁵ = 69089441 is a prime.

It is not a weakly prime, because it can be changed into another prime (69089773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34544736 + 34544737.

It is an arithmetic number, because the mean of its divisors is an integer number (34544737).

Almost surely, 2^69089473 is an apocalyptic number.

It is an amenable number.

69089473 is a deficient number, since it is larger than the sum of its proper divisors (1).

69089473 is an equidigital number, since it uses as much as digits as its factorization.

69089473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 69089473 is about 8312.0077598616. The cubic root of 69089473 is about 410.3338011348. Note that the first 3 decimals are identical.

The spelling of 69089473 in words is "sixty-nine million, eighty-nine thousand, four hundred seventy-three".