2429489 has 2 divisors, whose sum is σ = 2429490. Its totient is φ = 2429488.

The previous prime is 2429459. The next prime is 2429503. The reversal of 2429489 is 9849242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1459264 + 970225 = 1208^2 + 985^2 .

It is a cyclic number.

It is not a de Polignac number, because 2429489 - 2⁸ = 2429233 is a prime.

It is a super-2 number, since 2×2429489² = 11804833602242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2429459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214744 + 1214745.

It is an arithmetic number, because the mean of its divisors is an integer number (1214745).

2^2429489 is an apocalyptic number.

It is an amenable number.

2429489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2429489 is an equidigital number, since it uses as much as digits as its factorization.

2429489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 2429489 is about 1558.6818148679. The cubic root of 2429489 is about 134.4327178767.

The spelling of 2429489 in words is "two million, four hundred twenty-nine thousand, four hundred eighty-nine".