2406220 has 24 divisors (see below), whose sum is σ = 5217408. Its totient is φ = 931200.

The previous prime is 2406199. The next prime is 2406227. The reversal of 2406220 is 226042.

2406220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2406194 and 2406203.

It is not an unprimeable number, because it can be changed into a prime (2406227) 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 7 ways as a sum of consecutive naturals, for example, 1321 + ... + 2560.

It is an arithmetic number, because the mean of its divisors is an integer number (217392).

2^2406220 is an apocalyptic number.

2406220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2406220 is an abundant number, since it is smaller than the sum of its proper divisors (2811188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2406220 is a wasteful number, since it uses less digits than its factorization.

2406220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921 (or 3919 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2406220 is about 1551.1995358431. The cubic root of 2406220 is about 134.0021533774.

The spelling of 2406220 in words is "two million, four hundred six thousand, two hundred twenty".