9415489 has 2 divisors, whose sum is σ = 9415490. Its totient is φ = 9415488.

The previous prime is 9415451. The next prime is 9415513. The reversal of 9415489 is 9845149.

9415489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9241600 + 173889 = 3040^2 + 417^2 .

It is a cyclic number.

It is not a de Polignac number, because 9415489 - 2⁷ = 9415361 is a prime.

It is not a weakly prime, because it can be changed into another prime (9415789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4707744 + 4707745.

It is an arithmetic number, because the mean of its divisors is an integer number (4707745).

Almost surely, 2^9415489 is an apocalyptic number.

It is an amenable number.

9415489 is a deficient number, since it is larger than the sum of its proper divisors (1).

9415489 is an equidigital number, since it uses as much as digits as its factorization.

9415489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 40.

The square root of 9415489 is about 3068.4668810336. The cubic root of 9415489 is about 211.1612836635.

The spelling of 9415489 in words is "nine million, four hundred fifteen thousand, four hundred eighty-nine".