55306734 has 32 divisors (see below), whose sum is σ = 126994176. Its totient is φ = 15729600.

The previous prime is 55306723. The next prime is 55306753. The reversal of 55306734 is 43760355.

It is a junction number, because it is equal to n+sod(n) for n = 55306695 and 55306704.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6634 + ... + 12434.

It is an arithmetic number, because the mean of its divisors is an integer number (3968568).

Almost surely, 2^55306734 is an apocalyptic number.

55306734 is an abundant number, since it is smaller than the sum of its proper divisors (71687442).

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

55306734 is a wasteful number, since it uses less digits than its factorization.

55306734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6040.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 55306734 is about 7436.8497362795. The cubic root of 55306734 is about 381.0009024441. Note that the first 3 decimals are identical.

The spelling of 55306734 in words is "fifty-five million, three hundred six thousand, seven hundred thirty-four".