2487229 has 2 divisors, whose sum is σ = 2487230. Its totient is φ = 2487228.

The previous prime is 2487227. The next prime is 2487259. The reversal of 2487229 is 9227842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2325625 + 161604 = 1525^2 + 402^2 .

It is a cyclic number.

It is not a de Polignac number, because 2487229 - 2¹ = 2487227 is a prime.

Together with 2487227, it forms a pair of twin primes.

2487229 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2487194 and 2487203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2487227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243614 + 1243615.

It is an arithmetic number, because the mean of its divisors is an integer number (1243615).

2^2487229 is an apocalyptic number.

It is an amenable number.

2487229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2487229 is an equidigital number, since it uses as much as digits as its factorization.

2487229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 34.

The square root of 2487229 is about 1577.0951144430. The cubic root of 2487229 is about 135.4893806668.

The spelling of 2487229 in words is "two million, four hundred eighty-seven thousand, two hundred twenty-nine".