88989049 has 2 divisors, whose sum is σ = 88989050. Its totient is φ = 88989048.

The previous prime is 88989007. The next prime is 88989071. The reversal of 88989049 is 94098988.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82937449 + 6051600 = 9107^2 + 2460^2 .

It is a cyclic number.

It is not a de Polignac number, because 88989049 - 2¹¹ = 88987001 is a prime.

It is not a weakly prime, because it can be changed into another prime (88989349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44494524 + 44494525.

It is an arithmetic number, because the mean of its divisors is an integer number (44494525).

Almost surely, 2^88989049 is an apocalyptic number.

It is an amenable number.

88989049 is a deficient number, since it is larger than the sum of its proper divisors (1).

88989049 is an equidigital number, since it uses as much as digits as its factorization.

88989049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 55.

The square root of 88989049 is about 9433.4007123624. The cubic root of 88989049 is about 446.4561966637.

The spelling of 88989049 in words is "eighty-eight million, nine hundred eighty-nine thousand, forty-nine".