55299255 has 32 divisors (see below), whose sum is σ = 96864768. Its totient is φ = 26716800.

The previous prime is 55299241. The next prime is 55299269.

55299255 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (55299241) and next prime (55299269).

It is not a de Polignac number, because 55299255 - 2⁶ = 55299191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75702 + ... + 76428.

It is an arithmetic number, because the mean of its divisors is an integer number (3027024).

Almost surely, 2^55299255 is an apocalyptic number.

55299255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55299255 is a deficient number, since it is larger than the sum of its proper divisors (41565513).

55299255 is a wasteful number, since it uses less digits than its factorization.

55299255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207.

The product of its digits is 202500, while the sum is 42.

The square root of 55299255 is about 7436.3468854001. The cubic root of 55299255 is about 380.9837277169.

The spelling of 55299255 in words is "fifty-five million, two hundred ninety-nine thousand, two hundred fifty-five".