2485669 has 2 divisors, whose sum is σ = 2485670. Its totient is φ = 2485668.

The previous prime is 2485667. The next prime is 2485687. The reversal of 2485669 is 9665842.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1592644 + 893025 = 1262^2 + 945^2 .

It is a cyclic number.

It is not a de Polignac number, because 2485669 - 2¹ = 2485667 is a prime.

It is a super-2 number, since 2×2485669² = 12357100755122, which contains 22 as substring.

Together with 2485667, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2485663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242834 + 1242835.

It is an arithmetic number, because the mean of its divisors is an integer number (1242835).

2^2485669 is an apocalyptic number.

It is an amenable number.

2485669 is a deficient number, since it is larger than the sum of its proper divisors (1).

2485669 is an equidigital number, since it uses as much as digits as its factorization.

2485669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 40.

The square root of 2485669 is about 1576.6004566789. The cubic root of 2485669 is about 135.4610482483.

The spelling of 2485669 in words is "two million, four hundred eighty-five thousand, six hundred sixty-nine".