2405963 has 4 divisors (see below), whose sum is σ = 2749680. Its totient is φ = 2062248.

The previous prime is 2405929. The next prime is 2405971. The reversal of 2405963 is 3695042.

2405963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2405963 - 2⁸ = 2405707 is a prime.

It is a d-powerful number, because it can be written as 2 + 4⁴ + 0 + 5 + 9⁶ + 6⁷ + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2405983) 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 in 3 ways as a sum of consecutive naturals, for example, 171848 + ... + 171861.

It is an arithmetic number, because the mean of its divisors is an integer number (687420).

2^2405963 is an apocalyptic number.

2405963 is a deficient number, since it is larger than the sum of its proper divisors (343717).

2405963 is an equidigital number, since it uses as much as digits as its factorization.

2405963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343716.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2405963 is about 1551.1166945140. The cubic root of 2405963 is about 133.9973824394.

The spelling of 2405963 in words is "two million, four hundred five thousand, nine hundred sixty-three".