89892149 has 2 divisors, whose sum is σ = 89892150. Its totient is φ = 89892148.

The previous prime is 89892137. The next prime is 89892151. The reversal of 89892149 is 94129898.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88642225 + 1249924 = 9415^2 + 1118^2 .

It is a cyclic number.

It is not a de Polignac number, because 89892149 - 2²⁴ = 73114933 is a prime.

Together with 89892151, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 89892097 and 89892106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89892169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44946074 + 44946075.

It is an arithmetic number, because the mean of its divisors is an integer number (44946075).

Almost surely, 2^89892149 is an apocalyptic number.

It is an amenable number.

89892149 is a deficient number, since it is larger than the sum of its proper divisors (1).

89892149 is an equidigital number, since it uses as much as digits as its factorization.

89892149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 50.

The square root of 89892149 is about 9481.1470297639. The cubic root of 89892149 is about 447.9613942206.

The spelling of 89892149 in words is "eighty-nine million, eight hundred ninety-two thousand, one hundred forty-nine".