55480004 has 12 divisors (see below), whose sum is σ = 97143228. Its totient is φ = 27724800.

The previous prime is 55480003. The next prime is 55480013. The reversal of 55480004 is 40008455.

55480004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40347904 + 15132100 = 6352^2 + 3890^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (55480003) 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, 9884 + ... + 14444.

It is an arithmetic number, because the mean of its divisors is an integer number (8095269).

Almost surely, 2^55480004 is an apocalyptic number.

It is an amenable number.

55480004 is a deficient number, since it is larger than the sum of its proper divisors (41663224).

55480004 is a wasteful number, since it uses less digits than its factorization.

55480004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606 (or 7604 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 55480004 is about 7448.4900483252. The cubic root of 55480004 is about 381.3983658329.

Adding to 55480004 its reverse (40008455), we get a palindrome (95488459).

The spelling of 55480004 in words is "fifty-five million, four hundred eighty thousand, four".