55026404 has 12 divisors (see below), whose sum is σ = 96700800. Its totient is φ = 27397608.

The previous prime is 55026401. The next prime is 55026407. The reversal of 55026404 is 40462055.

55026404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55026401) and next prime (55026407).

It is not an unprimeable number, because it can be changed into a prime (55026401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27824 + ... + 29735.

It is an arithmetic number, because the mean of its divisors is an integer number (8058400).

Almost surely, 2^55026404 is an apocalyptic number.

It is an amenable number.

55026404 is a deficient number, since it is larger than the sum of its proper divisors (41674396).

55026404 is a wasteful number, since it uses less digits than its factorization.

55026404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57802 (or 57800 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 55026404 is about 7417.9784308125. The cubic root of 55026404 is about 380.3560927989.

Adding to 55026404 its reverse (40462055), we get a palindrome (95488459).

The spelling of 55026404 in words is "fifty-five million, twenty-six thousand, four hundred four".