55275303 has 8 divisors (see below), whose sum is σ = 73988208. Its totient is φ = 36706304.

The previous prime is 55275293. The next prime is 55275323. The reversal of 55275303 is 30357255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55275303 - 2¹³ = 55267111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55275323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35076 + ... + 36617.

It is an arithmetic number, because the mean of its divisors is an integer number (9248526).

Almost surely, 2^55275303 is an apocalyptic number.

55275303 is a deficient number, since it is larger than the sum of its proper divisors (18712905).

55275303 is a wasteful number, since it uses less digits than its factorization.

55275303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71953.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 55275303 is about 7434.7362427997. The cubic root of 55275303 is about 380.9287140761.

It can be divided in two parts, 552 and 75303, that added together give a triangular number (75855 = T₃₈₉).

The spelling of 55275303 in words is "fifty-five million, two hundred seventy-five thousand, three hundred three".