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3694 = 21847

3694 has 4 divisors (see below), whose sum is σ = 5544. Its totient is φ = 1846.

The previous prime is 3691. The next prime is 3697. The reversal of 3694 is 4963.

3694 is nontrivially palindromic in base 16.

3694 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4963 = 7709.

It is an interprime number because it is at equal distance from previous prime (3691) and next prime (3697).

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an alternating number because its digits alternate between odd and even.

3694 is an undulating number in base 16.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 922 + ... + 925.

It is an arithmetic number, because the mean of its divisors is an integer number (1386).

3694 is a deficient number, since it is larger than the sum of its proper divisors (1850).

3694 is a wasteful number, since it uses less digits than its factorization.

3694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849.

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

The square root of 3694 is about 60.7782855961. The cubic root of 3694 is about 15.4584387800.

It can be divided in two parts, 369 and 4, that added together give a palindrome (373).

The spelling of 3694 in words is "three thousand, six hundred ninety-four".

Divisors: 1 2 1847 3694