89531339 has 2 divisors, whose sum is σ = 89531340. Its totient is φ = 89531338.

The previous prime is 89531329. The next prime is 89531357. The reversal of 89531339 is 93313598.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89531339 is a prime.

It is a super-3 number, since 3×89531339³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89531296 and 89531305.

It is not a weakly prime, because it can be changed into another prime (89531329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44765669 + 44765670.

It is an arithmetic number, because the mean of its divisors is an integer number (44765670).

Almost surely, 2^89531339 is an apocalyptic number.

89531339 is a deficient number, since it is larger than the sum of its proper divisors (1).

89531339 is an equidigital number, since it uses as much as digits as its factorization.

89531339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 41.

The square root of 89531339 is about 9462.1001368618. The cubic root of 89531339 is about 447.3612465798.

The spelling of 89531339 in words is "eighty-nine million, five hundred thirty-one thousand, three hundred thirty-nine".