2065156 has 12 divisors (see below), whose sum is σ = 3655260. Its totient is φ = 1020800.

The previous prime is 2065153. The next prime is 2065157. The reversal of 2065156 is 6515602.

It can be written as a sum of positive squares in 2 ways, for example, as 1359556 + 705600 = 1166^2 + 840^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2065156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065153) 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, 2545 + ... + 3256.

It is an arithmetic number, because the mean of its divisors is an integer number (304605).

2^2065156 is an apocalyptic number.

It is an amenable number.

2065156 is a deficient number, since it is larger than the sum of its proper divisors (1590104).

2065156 is a wasteful number, since it uses less digits than its factorization.

2065156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5894 (or 5892 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2065156 is about 1437.0650646369. The cubic root of 2065156 is about 127.3457008232.

The spelling of 2065156 in words is "two million, sixty-five thousand, one hundred fifty-six".