2263406 has 8 divisors (see below), whose sum is σ = 3404640. Its totient is φ = 1128528.

The previous prime is 2263381. The next prime is 2263411. The reversal of 2263406 is 6043622.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566 + ... + 2201.

It is an arithmetic number, because the mean of its divisors is an integer number (425580).

2^2263406 is an apocalyptic number.

2263406 is a deficient number, since it is larger than the sum of its proper divisors (1141234).

2263406 is a wasteful number, since it uses less digits than its factorization.

2263406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3178.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2263406 is about 1504.4620300958. The cubic root of 2263406 is about 131.2968038671.

The spelling of 2263406 in words is "two million, two hundred sixty-three thousand, four hundred six".