2154036 has 24 divisors (see below), whose sum is σ = 5322240. Its totient is φ = 675712.

The previous prime is 2154013. The next prime is 2154037. The reversal of 2154036 is 6304512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5076 + ... + 5483.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

2^2154036 is an apocalyptic number.

It is an amenable number.

2154036 is an abundant number, since it is smaller than the sum of its proper divisors (3168204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2154036 is a wasteful number, since it uses less digits than its factorization.

2154036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10583 (or 10581 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2154036 is about 1467.6634491599. The cubic root of 2154036 is about 129.1469990635.

Adding to 2154036 its reverse (6304512), we get a palindrome (8458548).

The spelling of 2154036 in words is "two million, one hundred fifty-four thousand, thirty-six".