89310937 has 2 divisors, whose sum is σ = 89310938. Its totient is φ = 89310936.

The previous prime is 89310931. The next prime is 89310961. The reversal of 89310937 is 73901398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89189136 + 121801 = 9444^2 + 349^2 .

It is a cyclic number.

It is not a de Polignac number, because 89310937 - 2³ = 89310929 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89310937.

It is not a weakly prime, because it can be changed into another prime (89310931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44655468 + 44655469.

It is an arithmetic number, because the mean of its divisors is an integer number (44655469).

Almost surely, 2^89310937 is an apocalyptic number.

It is an amenable number.

89310937 is a deficient number, since it is larger than the sum of its proper divisors (1).

89310937 is an equidigital number, since it uses as much as digits as its factorization.

89310937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 89310937 is about 9450.4463915733. The cubic root of 89310937 is about 446.9938507096.

The spelling of 89310937 in words is "eighty-nine million, three hundred ten thousand, nine hundred thirty-seven".