55204325 has 24 divisors (see below), whose sum is σ = 75129120. Its totient is φ = 39905600.

The previous prime is 55204283. The next prime is 55204339. The reversal of 55204325 is 52340255.

55204325 = T₃₂₀ + T₃₂₁ + ... + T₇₁₃.

It is not a de Polignac number, because 55204325 - 2⁸ = 55204069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55204294 and 55204303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53666 + ... + 54684.

It is an arithmetic number, because the mean of its divisors is an integer number (3130380).

Almost surely, 2^55204325 is an apocalyptic number.

55204325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55204325 is a deficient number, since it is larger than the sum of its proper divisors (19924795).

55204325 is a wasteful number, since it uses less digits than its factorization.

55204325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 55204325 is about 7429.9613054174. The cubic root of 55204325 is about 380.7655963854.

The spelling of 55204325 in words is "fifty-five million, two hundred four thousand, three hundred twenty-five".