89245879 has 2 divisors, whose sum is σ = 89245880. Its totient is φ = 89245878.

The previous prime is 89245841. The next prime is 89245883. The reversal of 89245879 is 97854298.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89245879 - 2¹¹ = 89243831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89245579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44622939 + 44622940.

It is an arithmetic number, because the mean of its divisors is an integer number (44622940).

Almost surely, 2^89245879 is an apocalyptic number.

89245879 is a deficient number, since it is larger than the sum of its proper divisors (1).

89245879 is an equidigital number, since it uses as much as digits as its factorization.

89245879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 52.

The square root of 89245879 is about 9447.0037048791. The cubic root of 89245879 is about 446.8852877088.

The spelling of 89245879 in words is "eighty-nine million, two hundred forty-five thousand, eight hundred seventy-nine".