2146965 has 16 divisors (see below), whose sum is σ = 3519936. Its totient is φ = 1116800.

The previous prime is 2146939. The next prime is 2146979. The reversal of 2146965 is 5696412.

It is not a de Polignac number, because 2146965 - 2¹⁴ = 2130581 is a prime.

It is a super-2 number, since 2×2146965² = 9218917422450, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 4² + 6 + 9 + 6⁶ + 5⁵ .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1131 + ... + 2360.

It is an arithmetic number, because the mean of its divisors is an integer number (219996).

2^2146965 is an apocalyptic number.

It is an amenable number.

2146965 is a deficient number, since it is larger than the sum of its proper divisors (1372971).

2146965 is a wasteful number, since it uses less digits than its factorization.

2146965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540.

The product of its digits is 12960, while the sum is 33.

The square root of 2146965 is about 1465.2525379606. The cubic root of 2146965 is about 129.0055282770.

The spelling of 2146965 in words is "two million, one hundred forty-six thousand, nine hundred sixty-five".