2405522 has 8 divisors (see below), whose sum is σ = 4123776. Its totient is φ = 1030932.

The previous prime is 2405509. The next prime is 2405527. The reversal of 2405522 is 2255042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2405494 and 2405503.

It is not an unprimeable number, because it can be changed into a prime (2405527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85898 + ... + 85925.

It is an arithmetic number, because the mean of its divisors is an integer number (515472).

2^2405522 is an apocalyptic number.

2405522 is a deficient number, since it is larger than the sum of its proper divisors (1718254).

2405522 is a wasteful number, since it uses less digits than its factorization.

2405522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171832.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 2405522 is about 1550.9745323505. The cubic root of 2405522 is about 133.9891949407.

The spelling of 2405522 in words is "two million, four hundred five thousand, five hundred twenty-two".