2271457 has 8 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 2135760.

The previous prime is 2271443. The next prime is 2271473. The reversal of 2271457 is 7541722.

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

It is a cyclic number.

It is not a de Polignac number, because 2271457 - 2¹¹ = 2269409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2271407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594 + ... + 2212.

It is an arithmetic number, because the mean of its divisors is an integer number (301320).

2^2271457 is an apocalyptic number.

It is an amenable number.

2271457 is a deficient number, since it is larger than the sum of its proper divisors (139103).

2271457 is a wasteful number, since it uses less digits than its factorization.

2271457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703.

The product of its digits is 3920, while the sum is 28.

The square root of 2271457 is about 1507.1353622021. The cubic root of 2271457 is about 131.4522951481.

The spelling of 2271457 in words is "two million, two hundred seventy-one thousand, four hundred fifty-seven".