89672747 has 2 divisors, whose sum is σ = 89672748. Its totient is φ = 89672746.

The previous prime is 89672731. The next prime is 89672753. The reversal of 89672747 is 74727698.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89672747 - 2⁴ = 89672731 is a prime.

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 = 89672695 and 89672704.

It is not a weakly prime, because it can be changed into another prime (89672777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44836373 + 44836374.

It is an arithmetic number, because the mean of its divisors is an integer number (44836374).

Almost surely, 2^89672747 is an apocalyptic number.

89672747 is a deficient number, since it is larger than the sum of its proper divisors (1).

89672747 is an equidigital number, since it uses as much as digits as its factorization.

89672747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 50.

The square root of 89672747 is about 9469.5695255909. The cubic root of 89672747 is about 447.5966471446.

The spelling of 89672747 in words is "eighty-nine million, six hundred seventy-two thousand, seven hundred forty-seven".