2138162 has 8 divisors (see below), whose sum is σ = 3453996. Its totient is φ = 986832.

The previous prime is 2138137. The next prime is 2138167. The reversal of 2138162 is 2618312.

It can be written as a sum of positive squares in 2 ways, for example, as 2105401 + 32761 = 1451^2 + 181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2138167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41093 + ... + 41144.

2^2138162 is an apocalyptic number.

2138162 is a deficient number, since it is larger than the sum of its proper divisors (1315834).

2138162 is a wasteful number, since it uses less digits than its factorization.

2138162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82252.

The product of its digits is 576, while the sum is 23.

The square root of 2138162 is about 1462.2455334177. The cubic root of 2138162 is about 128.8289703104.

It can be divided in two parts, 21 and 38162, that added together give a palindrome (38183).

The spelling of 2138162 in words is "two million, one hundred thirty-eight thousand, one hundred sixty-two".