55803102 has 8 divisors (see below), whose sum is σ = 111606216. Its totient is φ = 18601032.

The previous prime is 55803049. The next prime is 55803109. The reversal of 55803102 is 20130855.

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

55803102 is an admirable number.

It is a super-2 number, since 2×55803102² = 6227972385644808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55803109) 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, 4650253 + ... + 4650264.

It is an arithmetic number, because the mean of its divisors is an integer number (13950777).

Almost surely, 2^55803102 is an apocalyptic number.

55803102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55803102 is a wasteful number, since it uses less digits than its factorization.

55803102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9300522.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 55803102 is about 7470.1473881042. The cubic root of 55803102 is about 382.1373143767.

Adding to 55803102 its reverse (20130855), we get a palindrome (75933957).

The spelling of 55803102 in words is "fifty-five million, eight hundred three thousand, one hundred two".