89748413 has 2 divisors, whose sum is σ = 89748414. Its totient is φ = 89748412.

The previous prime is 89748397. The next prime is 89748431. The reversal of 89748413 is 31484798.

Together with next prime (89748431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88303609 + 1444804 = 9397^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 89748413 - 2⁴ = 89748397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89748433) 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, 44874206 + 44874207.

It is an arithmetic number, because the mean of its divisors is an integer number (44874207).

Almost surely, 2^89748413 is an apocalyptic number.

It is an amenable number.

89748413 is a deficient number, since it is larger than the sum of its proper divisors (1).

89748413 is an equidigital number, since it uses as much as digits as its factorization.

89748413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 44.

The square root of 89748413 is about 9473.5639017215. The cubic root of 89748413 is about 447.7225059946.

The spelling of 89748413 in words is "eighty-nine million, seven hundred forty-eight thousand, four hundred thirteen".