89201837 has 2 divisors, whose sum is σ = 89201838. Its totient is φ = 89201836.

The previous prime is 89201813. The next prime is 89201851. The reversal of 89201837 is 73810298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78039556 + 11162281 = 8834^2 + 3341^2 .

It is a cyclic number.

It is not a de Polignac number, because 89201837 - 2¹⁸ = 88939693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89201837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89201237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44600918 + 44600919.

It is an arithmetic number, because the mean of its divisors is an integer number (44600919).

Almost surely, 2^89201837 is an apocalyptic number.

It is an amenable number.

89201837 is a deficient number, since it is larger than the sum of its proper divisors (1).

89201837 is an equidigital number, since it uses as much as digits as its factorization.

89201837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 89201837 is about 9444.6724135885. The cubic root of 89201837 is about 446.8117643875.

The spelling of 89201837 in words is "eighty-nine million, two hundred one thousand, eight hundred thirty-seven".