2051914 has 4 divisors (see below), whose sum is σ = 3077874. Its totient is φ = 1025956.

The previous prime is 2051893. The next prime is 2051923. The reversal of 2051914 is 4191502.

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., 1651225 + 400689 = 1285^2 + 633^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512977 + ... + 512980.

2^2051914 is an apocalyptic number.

2051914 is a deficient number, since it is larger than the sum of its proper divisors (1025960).

2051914 is a wasteful number, since it uses less digits than its factorization.

2051914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025959.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 2051914 is about 1432.4503481796. The cubic root of 2051914 is about 127.0729322551.

The spelling of 2051914 in words is "two million, fifty-one thousand, nine hundred fourteen".