2153636 has 12 divisors (see below), whose sum is σ = 3779328. Its totient is φ = 1073832.

The previous prime is 2153633. The next prime is 2153639. The reversal of 2153636 is 6363512.

It is an interprime number because it is at equal distance from previous prime (2153633) and next prime (2153639).

It is not an unprimeable number, because it can be changed into a prime (2153633) 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, 1985 + ... + 2871.

It is an arithmetic number, because the mean of its divisors is an integer number (314944).

2^2153636 is an apocalyptic number.

It is an amenable number.

2153636 is a deficient number, since it is larger than the sum of its proper divisors (1625692).

2153636 is a wasteful number, since it uses less digits than its factorization.

2153636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498 (or 1496 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 2153636 is about 1467.5271718098. The cubic root of 2153636 is about 129.1390044590.

The spelling of 2153636 in words is "two million, one hundred fifty-three thousand, six hundred thirty-six".