2400413 has 2 divisors, whose sum is σ = 2400414.
Its totient is φ = 2400412.
The previous prime is 2400407. The next prime is 2400469. The reversal of 2400413 is 3140042.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2365444 + 34969 = 1538^2 + 187^2
It is a cyclic number.
It is not a de Polignac number, because 2400413 - 28 = 2400157 is a prime.
It is a Sophie Germain prime.
It is an Ulam number.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2400473) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200206 + 1200207.
It is an arithmetic number, because the mean of its divisors is an integer number (1200207).
22400413 is an apocalyptic number.
It is an amenable number.
2400413 is a deficient number, since it is larger than the sum of its proper divisors (1).
2400413 is an equidigital number, since it uses as much as digits as its factorization.
2400413 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 2400413 is about 1549.3266279258.
The cubic root of 2400413 is about 133.8942694595.
Adding to 2400413 its reverse (3140042), we get a palindrome (5540455).
The spelling of 2400413 in words is "two million, four hundred thousand, four hundred thirteen".