2406406 has 16 divisors (see below), whose sum is σ = 3830400. Its totient is φ = 1131840.

The previous prime is 2406379. The next prime is 2406457. The reversal of 2406406 is 6046042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770 + ... + 2818.

It is an arithmetic number, because the mean of its divisors is an integer number (239400).

2^2406406 is an apocalyptic number.

2406406 is a deficient number, since it is larger than the sum of its proper divisors (1423994).

2406406 is a wasteful number, since it uses less digits than its factorization.

2406406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2406406 is about 1551.2594882869. The cubic root of 2406406 is about 134.0056060623.

The spelling of 2406406 in words is "two million, four hundred six thousand, four hundred six".