55040414 has 32 divisors (see below), whose sum is σ = 97542144. Its totient is φ = 22963680.

The previous prime is 55040411. The next prime is 55040429. The reversal of 55040414 is 41404055.

It is a self number, because there is not a number n which added to its sum of digits gives 55040414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55040411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63347 + ... + 64209.

It is an arithmetic number, because the mean of its divisors is an integer number (3048192).

Almost surely, 2^55040414 is an apocalyptic number.

55040414 is a deficient number, since it is larger than the sum of its proper divisors (42501730).

55040414 is a wasteful number, since it uses less digits than its factorization.

55040414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112.

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

The square root of 55040414 is about 7418.9226980742. The cubic root of 55040414 is about 380.3883702529.

Adding to 55040414 its reverse (41404055), we get a palindrome (96444469).

The spelling of 55040414 in words is "fifty-five million, forty thousand, four hundred fourteen".