55335225 has 24 divisors (see below), whose sum is σ = 99806112. Its totient is φ = 26828800.

The previous prime is 55335211. The next prime is 55335227. The reversal of 55335225 is 52253355.

55335225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55335225 - 2¹⁷ = 55204153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55335192 and 55335201.

It is not an unprimeable number, because it can be changed into a prime (55335227) 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 23 ways as a sum of consecutive naturals, for example, 32712 + ... + 34361.

It is an arithmetic number, because the mean of its divisors is an integer number (4158588).

Almost surely, 2^55335225 is an apocalyptic number.

55335225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55335225 is a deficient number, since it is larger than the sum of its proper divisors (44470887).

55335225 is a wasteful number, since it uses less digits than its factorization.

55335225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67097 (or 67092 counting only the distinct ones).

The product of its digits is 22500, while the sum is 30.

The square root of 55335225 is about 7438.7650184691. The cubic root of 55335225 is about 381.0663148118.

It can be divided in two parts, 553 and 35225, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 55335225 in words is "fifty-five million, three hundred thirty-five thousand, two hundred twenty-five".