2103394 has 4 divisors (see below), whose sum is σ = 3155094. Its totient is φ = 1051696.

The previous prime is 2103389. The next prime is 2103403. The reversal of 2103394 is 4933012.

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., 1471369 + 632025 = 1213^2 + 795^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525847 + ... + 525850.

2^2103394 is an apocalyptic number.

2103394 is a deficient number, since it is larger than the sum of its proper divisors (1051700).

2103394 is a wasteful number, since it uses less digits than its factorization.

2103394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051699.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2103394 is about 1450.3082430987. The cubic root of 2103394 is about 128.1268680275.

The spelling of 2103394 in words is "two million, one hundred three thousand, three hundred ninety-four".