55311302 has 8 divisors (see below), whose sum is σ = 87847416. Its totient is φ = 26028832.

The previous prime is 55311301. The next prime is 55311307. The reversal of 55311302 is 20311355.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55311301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 813368 + ... + 813435.

It is an arithmetic number, because the mean of its divisors is an integer number (10980927).

Almost surely, 2^55311302 is an apocalyptic number.

55311302 is a deficient number, since it is larger than the sum of its proper divisors (32536114).

55311302 is a wasteful number, since it uses less digits than its factorization.

55311302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626822.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 55311302 is about 7437.1568492267. The cubic root of 55311302 is about 381.0113916081.

Adding to 55311302 its reverse (20311355), we get a palindrome (75622657).

The spelling of 55311302 in words is "fifty-five million, three hundred eleven thousand, three hundred two".