89264437 has 2 divisors, whose sum is σ = 89264438. Its totient is φ = 89264436.

The previous prime is 89264393. The next prime is 89264453. The reversal of 89264437 is 73446298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62078641 + 27185796 = 7879^2 + 5214^2 .

It is a cyclic number.

It is not a de Polignac number, because 89264437 - 2²³ = 80875829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89264393 and 89264402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89265437) 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, 44632218 + 44632219.

It is an arithmetic number, because the mean of its divisors is an integer number (44632219).

Almost surely, 2^89264437 is an apocalyptic number.

It is an amenable number.

89264437 is a deficient number, since it is larger than the sum of its proper divisors (1).

89264437 is an equidigital number, since it uses as much as digits as its factorization.

89264437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 43.

The square root of 89264437 is about 9447.9858700148. The cubic root of 89264437 is about 446.9162610246.

The spelling of 89264437 in words is "eighty-nine million, two hundred sixty-four thousand, four hundred thirty-seven".