89207473 has 2 divisors, whose sum is σ = 89207474. Its totient is φ = 89207472.

The previous prime is 89207441. The next prime is 89207477. The reversal of 89207473 is 37470298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51667344 + 37540129 = 7188^2 + 6127^2 .

It is a cyclic number.

It is not a de Polignac number, because 89207473 - 2⁵ = 89207441 is a prime.

It is equal to p_5173897 and since 89207473 and 5173897 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (89207477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44603736 + 44603737.

It is an arithmetic number, because the mean of its divisors is an integer number (44603737).

Almost surely, 2^89207473 is an apocalyptic number.

It is an amenable number.

89207473 is a deficient number, since it is larger than the sum of its proper divisors (1).

89207473 is an equidigital number, since it uses as much as digits as its factorization.

89207473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 89207473 is about 9444.9707781443. The cubic root of 89207473 is about 446.8211744256.

The spelling of 89207473 in words is "eighty-nine million, two hundred seven thousand, four hundred seventy-three".