55004414 has 4 divisors (see below), whose sum is σ = 82506624. Its totient is φ = 27502206.

The previous prime is 55004413. The next prime is 55004419. The reversal of 55004414 is 41440055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41440055 = 5 ⋅8288011.

It is a self number, because there is not a number n which added to its sum of digits gives 55004414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55004413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13751102 + ... + 13751105.

It is an arithmetic number, because the mean of its divisors is an integer number (20626656).

Almost surely, 2^55004414 is an apocalyptic number.

55004414 is a deficient number, since it is larger than the sum of its proper divisors (27502210).

55004414 is a wasteful number, since it uses less digits than its factorization.

55004414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27502209.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 55004414 is about 7416.4960729444. The cubic root of 55004414 is about 380.3054192780.

Adding to 55004414 its reverse (41440055), we get a palindrome (96444469).

The spelling of 55004414 in words is "fifty-five million, four thousand, four hundred fourteen".