2478606 has 32 divisors (see below), whose sum is σ = 5470080. Its totient is φ = 743904.

The previous prime is 2478589. The next prime is 2478611. The reversal of 2478606 is 6068742.

It is a super-2 number, since 2×2478606² = 12286975406472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2985 + ... + 3723.

It is an arithmetic number, because the mean of its divisors is an integer number (170940).

2^2478606 is an apocalyptic number.

2478606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2478606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2735040).

2478606 is an abundant number, since it is smaller than the sum of its proper divisors (2991474).

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

2478606 is a wasteful number, since it uses less digits than its factorization.

2478606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 2478606 is about 1574.3589171469. The cubic root of 2478606 is about 135.3326228591.

The spelling of 2478606 in words is "two million, four hundred seventy-eight thousand, six hundred six".