2659694 has 4 divisors (see below), whose sum is σ = 3989544. Its totient is φ = 1329846.

The previous prime is 2659691. The next prime is 2659717. The reversal of 2659694 is 4969562.

2659694 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659691) 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, 664922 + ... + 664925.

It is an arithmetic number, because the mean of its divisors is an integer number (997386).

2^2659694 is an apocalyptic number.

2659694 is a deficient number, since it is larger than the sum of its proper divisors (1329850).

2659694 is a wasteful number, since it uses less digits than its factorization.

2659694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329849.

The product of its digits is 116640, while the sum is 41.

The square root of 2659694 is about 1630.8568300130. The cubic root of 2659694 is about 138.5512849473.

The spelling of 2659694 in words is "two million, six hundred fifty-nine thousand, six hundred ninety-four".