2306406 has 16 divisors (see below), whose sum is σ = 4633200. Its totient is φ = 765408.

The previous prime is 2306393. The next prime is 2306413. The reversal of 2306406 is 6046032.

It is an Ulam number.

It is a Curzon number.

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, 900 + ... + 2328.

It is an arithmetic number, because the mean of its divisors is an integer number (289575).

2^2306406 is an apocalyptic number.

2306406 is an abundant number, since it is smaller than the sum of its proper divisors (2326794).

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

2306406 is a wasteful number, since it uses less digits than its factorization.

2306406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2306406 is about 1518.6856159192. The cubic root of 2306406 is about 132.1230487126.

The spelling of 2306406 in words is "two million, three hundred six thousand, four hundred six".