55172414 has 8 divisors (see below), whose sum is σ = 90282168. Its totient is φ = 25078360.

The previous prime is 55172399. The next prime is 55172419. The reversal of 55172414 is 41427155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55172419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253897 + ... + 1253940.

It is an arithmetic number, because the mean of its divisors is an integer number (11285271).

Almost surely, 2^55172414 is an apocalyptic number.

55172414 is a deficient number, since it is larger than the sum of its proper divisors (35109754).

55172414 is a wasteful number, since it uses less digits than its factorization.

55172414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507850.

The product of its digits is 5600, while the sum is 29.

The square root of 55172414 is about 7427.8135410092. The cubic root of 55172414 is about 380.6922147380.

Adding to 55172414 its reverse (41427155), we get a palindrome (96599569).

The spelling of 55172414 in words is "fifty-five million, one hundred seventy-two thousand, four hundred fourteen".