2137328 has 10 divisors (see below), whose sum is σ = 4141104. Its totient is φ = 1068656.

The previous prime is 2137327. The next prime is 2137339. The reversal of 2137328 is 8237312.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2137297 and 2137306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2137327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66776 + ... + 66807.

2^2137328 is an apocalyptic number.

It is an amenable number.

2137328 is a deficient number, since it is larger than the sum of its proper divisors (2003776).

2137328 is a wasteful number, since it uses less digits than its factorization.

2137328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133591 (or 133585 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 2137328 is about 1461.9603277791. The cubic root of 2137328 is about 128.8122180197.

Subtracting from 2137328 its product of digits (2016), we obtain a palindrome (2135312).

The spelling of 2137328 in words is "two million, one hundred thirty-seven thousand, three hundred twenty-eight".