24399061 has 4 divisors (see below), whose sum is σ = 24504012. Its totient is φ = 24294112.

The previous prime is 24399047. The next prime is 24399119. The reversal of 24399061 is 16099342.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 21104836 = 1815^2 + 4594^2 .

It is a cyclic number.

It is not a de Polignac number, because 24399061 - 2²³ = 16010453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24399031) 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 in 3 ways as a sum of consecutive naturals, for example, 52126 + ... + 52591.

It is an arithmetic number, because the mean of its divisors is an integer number (6126003).

Almost surely, 2^24399061 is an apocalyptic number.

It is an amenable number.

24399061 is a deficient number, since it is larger than the sum of its proper divisors (104951).

24399061 is a wasteful number, since it uses less digits than its factorization.

24399061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104950.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 24399061 is about 4939.5405656802. The cubic root of 24399061 is about 290.0398716483.

The spelling of 24399061 in words is "twenty-four million, three hundred ninety-nine thousand, sixty-one".