2151032 has 48 divisors (see below), whose sum is σ = 4589640. Its totient is φ = 943488.

The previous prime is 2151031. The next prime is 2151073. The reversal of 2151032 is 2301512.

It is a happy number.

2151032 is nontrivially palindromic in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 2150998 and 2151016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50003 + ... + 50045.

2^2151032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2151032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2294820).

2151032 is an abundant number, since it is smaller than the sum of its proper divisors (2438608).

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

2151032 is a wasteful number, since it uses less digits than its factorization.

2151032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2151032 is about 1466.6396967217. The cubic root of 2151032 is about 129.0869353703.

Adding to 2151032 its reverse (2301512), we get a palindrome (4452544).

The spelling of 2151032 in words is "two million, one hundred fifty-one thousand, thirty-two".