2469899 has 2 divisors, whose sum is σ = 2469900. Its totient is φ = 2469898.

The previous prime is 2469893. The next prime is 2469919. The reversal of 2469899 is 9989642.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2469899 is a prime.

It is a super-2 number, since 2×2469899² = 12200802140402, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 4⁴ + 6⁷ + 9 + 8⁵ + 9³ + 9⁵ .

It is not a weakly prime, because it can be changed into another prime (2469893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1234949 + 1234950.

It is an arithmetic number, because the mean of its divisors is an integer number (1234950).

2^2469899 is an apocalyptic number.

2469899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2469899 is an equidigital number, since it uses as much as digits as its factorization.

2469899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 47.

The square root of 2469899 is about 1571.5912318412. The cubic root of 2469899 is about 135.1739686762.

The spelling of 2469899 in words is "two million, four hundred sixty-nine thousand, eight hundred ninety-nine".