2261416 has 8 divisors (see below), whose sum is σ = 4240170. Its totient is φ = 1130704.

The previous prime is 2261407. The next prime is 2261447. The reversal of 2261416 is 6141622.

It can be written as a sum of positive squares in only one way, i.e., 1572516 + 688900 = 1254^2 + 830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2261416² = 10228004650112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141331 + ... + 141346.

2^2261416 is an apocalyptic number.

It is an amenable number.

2261416 is a deficient number, since it is larger than the sum of its proper divisors (1978754).

2261416 is a wasteful number, since it uses less digits than its factorization.

2261416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282683 (or 282679 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 2261416 is about 1503.8005186859. The cubic root of 2261416 is about 131.2583136079.

The spelling of 2261416 in words is "two million, two hundred sixty-one thousand, four hundred sixteen".