2275406 has 8 divisors (see below), whose sum is σ = 3900720. Its totient is φ = 975168.

The previous prime is 2275393. The next prime is 2275409. The reversal of 2275406 is 6045722.

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

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81251 + ... + 81278.

It is an arithmetic number, because the mean of its divisors is an integer number (487590).

2^2275406 is an apocalyptic number.

2275406 is a deficient number, since it is larger than the sum of its proper divisors (1625314).

2275406 is a wasteful number, since it uses less digits than its factorization.

2275406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162538.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 2275406 is about 1508.4448945851. Note that the first 3 decimals coincide. The cubic root of 2275406 is about 131.5284290388.

The spelling of 2275406 in words is "two million, two hundred seventy-five thousand, four hundred six".