2271964 has 6 divisors (see below), whose sum is σ = 3975944. Its totient is φ = 1135980.

The previous prime is 2271953. The next prime is 2271967. The reversal of 2271964 is 4691722.

2271964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2271967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283992 + ... + 283999.

2^2271964 is an apocalyptic number.

It is an amenable number.

2271964 is a deficient number, since it is larger than the sum of its proper divisors (1703980).

2271964 is a wasteful number, since it uses less digits than its factorization.

2271964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567995 (or 567993 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 2271964 is about 1507.3035527060. The cubic root of 2271964 is about 131.4620746796.

The spelling of 2271964 in words is "two million, two hundred seventy-one thousand, nine hundred sixty-four".