2489356829 has 2 divisors, whose sum is σ = 2489356830. Its totient is φ = 2489356828.

The previous prime is 2489356783. The next prime is 2489356843. The reversal of 2489356829 is 9286539842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1331520100 + 1157836729 = 36490^2 + 34027^2 .

It is a cyclic number.

It is not a de Polignac number, because 2489356829 - 2¹⁶ = 2489291293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2489356729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1244678414 + 1244678415.

It is an arithmetic number, because the mean of its divisors is an integer number (1244678415).

Almost surely, 2^2489356829 is an apocalyptic number.

It is an amenable number.

2489356829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2489356829 is an equidigital number, since it uses as much as digits as its factorization.

2489356829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7464960, while the sum is 56.

The square root of 2489356829 is about 49893.4547711421. The cubic root of 2489356829 is about 1355.2800679234.

The spelling of 2489356829 in words is "two billion, four hundred eighty-nine million, three hundred fifty-six thousand, eight hundred twenty-nine".