55694 has 4 divisors (see below), whose sum is σ = 83544. Its totient is φ = 27846.

The previous prime is 55691. The next prime is 55697. The reversal of 55694 is 49655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49655 = 5 ⋅9931.

It is an interprime number because it is at equal distance from previous prime (55691) and next prime (55697).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13922 + ... + 13925.

It is an arithmetic number, because the mean of its divisors is an integer number (20886).

2⁵⁵⁶⁹⁴ is an apocalyptic number.

55694 is a deficient number, since it is larger than the sum of its proper divisors (27850).

55694 is a wasteful number, since it uses less digits than its factorization.

55694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27849.

The product of its digits is 5400, while the sum is 29.

The square root of 55694 is about 235.9957626738. The cubic root of 55694 is about 38.1888109916.

The spelling of 55694 in words is "fifty-five thousand, six hundred ninety-four".