2403407 has 2 divisors, whose sum is σ = 2403408. Its totient is φ = 2403406.

The previous prime is 2403403. The next prime is 2403413. The reversal of 2403407 is 7043042.

It is a happy number.

2403407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2403407 - 2² = 2403403 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2403403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1201703 + 1201704.

It is an arithmetic number, because the mean of its divisors is an integer number (1201704).

2^2403407 is an apocalyptic number.

2403407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2403407 is an equidigital number, since it uses as much as digits as its factorization.

2403407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 2403407 is about 1550.2925530364. The cubic root of 2403407 is about 133.9499144517.

Adding to 2403407 its reverse (7043042), we get a palindrome (9446449).

The spelling of 2403407 in words is "two million, four hundred three thousand, four hundred seven".