2133694 has 4 divisors (see below), whose sum is σ = 3200544. Its totient is φ = 1066846.

The previous prime is 2133689. The next prime is 2133697. The reversal of 2133694 is 4963312.

2133694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a d-powerful number, because it can be written as 2⁷ + 1 + 3¹² + 3¹³ + 6⁵ + 9 + 4² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533422 + ... + 533425.

It is an arithmetic number, because the mean of its divisors is an integer number (800136).

2^2133694 is an apocalyptic number.

2133694 is a deficient number, since it is larger than the sum of its proper divisors (1066850).

2133694 is a wasteful number, since it uses less digits than its factorization.

2133694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066849.

The product of its digits is 3888, while the sum is 28.

The square root of 2133694 is about 1460.7169472557. The cubic root of 2133694 is about 128.7391721186.

The spelling of 2133694 in words is "two million, one hundred thirty-three thousand, six hundred ninety-four".