89484739 has 2 divisors, whose sum is σ = 89484740. Its totient is φ = 89484738.

The previous prime is 89484721. The next prime is 89484751. The reversal of 89484739 is 93748498.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89484739 - 2²³ = 81096131 is a prime.

It is not a weakly prime, because it can be changed into another prime (89484139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44742369 + 44742370.

It is an arithmetic number, because the mean of its divisors is an integer number (44742370).

Almost surely, 2^89484739 is an apocalyptic number.

89484739 is a deficient number, since it is larger than the sum of its proper divisors (1).

89484739 is an equidigital number, since it uses as much as digits as its factorization.

89484739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 52.

The square root of 89484739 is about 9459.6373609140. The cubic root of 89484739 is about 447.2836177024.

The spelling of 89484739 in words is "eighty-nine million, four hundred eighty-four thousand, seven hundred thirty-nine".