89347399 has 2 divisors, whose sum is σ = 89347400. Its totient is φ = 89347398.

The previous prime is 89347373. The next prime is 89347411. The reversal of 89347399 is 99374398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89347399 - 2¹¹ = 89345351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89347099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44673699 + 44673700.

It is an arithmetic number, because the mean of its divisors is an integer number (44673700).

Almost surely, 2^89347399 is an apocalyptic number.

89347399 is a deficient number, since it is larger than the sum of its proper divisors (1).

89347399 is an equidigital number, since it uses as much as digits as its factorization.

89347399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 52.

The square root of 89347399 is about 9452.3753099419. The cubic root of 89347399 is about 447.0546721978.

The spelling of 89347399 in words is "eighty-nine million, three hundred forty-seven thousand, three hundred ninety-nine".