2405630 has 16 divisors (see below), whose sum is σ = 4371840. Its totient is φ = 952992.

The previous prime is 2405621. The next prime is 2405633. The reversal of 2405630 is 365042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2405633) 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 7 ways as a sum of consecutive naturals, for example, 14 + ... + 2193.

It is an arithmetic number, because the mean of its divisors is an integer number (273240).

2^2405630 is an apocalyptic number.

2405630 is a deficient number, since it is larger than the sum of its proper divisors (1966210).

2405630 is a wasteful number, since it uses less digits than its factorization.

2405630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2405630 is about 1551.0093487790. The cubic root of 2405630 is about 133.9912001350.

The spelling of 2405630 in words is "two million, four hundred five thousand, six hundred thirty".