73748089 has 2 divisors, whose sum is σ = 73748090. Its totient is φ = 73748088.

The previous prime is 73748083. The next prime is 73748111. The reversal of 73748089 is 98084737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57684025 + 16064064 = 7595^2 + 4008^2 .

It is a cyclic number.

It is not a de Polignac number, because 73748089 - 2⁹ = 73747577 is a prime.

It is not a weakly prime, because it can be changed into another prime (73748083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36874044 + 36874045.

It is an arithmetic number, because the mean of its divisors is an integer number (36874045).

Almost surely, 2^73748089 is an apocalyptic number.

It is an amenable number.

73748089 is a deficient number, since it is larger than the sum of its proper divisors (1).

73748089 is an equidigital number, since it uses as much as digits as its factorization.

73748089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 73748089 is about 8587.6707552165. The cubic root of 73748089 is about 419.3567041591.

It can be divided in two parts, 7 and 3748089, that added together give a 4-th power (3748096 = 44⁴).

The spelling of 73748089 in words is "seventy-three million, seven hundred forty-eight thousand, eighty-nine".