89570339 has 2 divisors, whose sum is σ = 89570340. Its totient is φ = 89570338.

The previous prime is 89570329. The next prime is 89570353. The reversal of 89570339 is 93307598.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89570339 - 2⁴ = 89570323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89570339.

It is not a weakly prime, because it can be changed into another prime (89570329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44785169 + 44785170.

It is an arithmetic number, because the mean of its divisors is an integer number (44785170).

Almost surely, 2^89570339 is an apocalyptic number.

89570339 is a deficient number, since it is larger than the sum of its proper divisors (1).

89570339 is an equidigital number, since it uses as much as digits as its factorization.

89570339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 89570339 is about 9464.1607657520. The cubic root of 89570339 is about 447.4261942510.

The spelling of 89570339 in words is "eighty-nine million, five hundred seventy thousand, three hundred thirty-nine".