2151362 has 4 divisors (see below), whose sum is σ = 3227046. Its totient is φ = 1075680.

The previous prime is 2151353. The next prime is 2151377. The reversal of 2151362 is 2631512.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1560001 + 591361 = 1249^2 + 769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537839 + ... + 537842.

2^2151362 is an apocalyptic number.

2151362 is a deficient number, since it is larger than the sum of its proper divisors (1075684).

2151362 is a wasteful number, since it uses less digits than its factorization.

2151362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075683.

The product of its digits is 360, while the sum is 20.

The square root of 2151362 is about 1466.7521944759. The cubic root of 2151362 is about 129.0935363120.

Adding to 2151362 its reverse (2631512), we get a palindrome (4782874).

The spelling of 2151362 in words is "two million, one hundred fifty-one thousand, three hundred sixty-two".