2153514 has 32 divisors (see below), whose sum is σ = 4778496. Its totient is φ = 641520.

The previous prime is 2153507. The next prime is 2153519. The reversal of 2153514 is 4153512.

It is not an unprimeable number, because it can be changed into a prime (2153519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4179 + ... + 4665.

It is an arithmetic number, because the mean of its divisors is an integer number (149328).

2^2153514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2153514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2389248).

2153514 is an abundant number, since it is smaller than the sum of its proper divisors (2624982).

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

2153514 is a wasteful number, since it uses less digits than its factorization.

2153514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570.

The product of its digits is 600, while the sum is 21.

The square root of 2153514 is about 1467.4856046994. The cubic root of 2153514 is about 129.1365659076.

It can be divided in two parts, 21 and 53514, that added together give a palindrome (53535).

The spelling of 2153514 in words is "two million, one hundred fifty-three thousand, five hundred fourteen".