55989914 has 4 divisors (see below), whose sum is σ = 83984874. Its totient is φ = 27994956.

The previous prime is 55989863. The next prime is 55989919. The reversal of 55989914 is 41998955.

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., 47375689 + 8614225 = 6883^2 + 2935^2 .

It is not an unprimeable number, because it can be changed into a prime (55989919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13997477 + ... + 13997480.

Almost surely, 2^55989914 is an apocalyptic number.

55989914 is a deficient number, since it is larger than the sum of its proper divisors (27994960).

55989914 is a wasteful number, since it uses less digits than its factorization.

55989914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27994959.

The product of its digits is 583200, while the sum is 50.

The square root of 55989914 is about 7482.6408439802. The cubic root of 55989914 is about 382.5632663374.

The spelling of 55989914 in words is "fifty-five million, nine hundred eighty-nine thousand, nine hundred fourteen".