2151024 has 40 divisors (see below), whose sum is σ = 5697552. Its totient is φ = 698880.

The previous prime is 2151013. The next prime is 2151031. The reversal of 2151024 is 4201512.

2151024 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2150994 and 2151012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1422 + ... + 2514.

2^2151024 is an apocalyptic number.

2151024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2151024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2848776).

2151024 is an abundant number, since it is smaller than the sum of its proper divisors (3546528).

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

2151024 is a wasteful number, since it uses less digits than its factorization.

2151024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1139 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2151024 is about 1466.6369693963. The cubic root of 2151024 is about 129.0867753391.

Adding to 2151024 its reverse (4201512), we get a palindrome (6352536).

The spelling of 2151024 in words is "two million, one hundred fifty-one thousand, twenty-four".