55947304 has 32 divisors (see below), whose sum is σ = 121020480. Its totient is φ = 23750784.

The previous prime is 55947299. The next prime is 55947313. The reversal of 55947304 is 40374955.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1324 + ... + 10660.

It is an arithmetic number, because the mean of its divisors is an integer number (3781890).

Almost surely, 2^55947304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55947304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60510240).

55947304 is an abundant number, since it is smaller than the sum of its proper divisors (65073176).

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

55947304 is a wasteful number, since it uses less digits than its factorization.

55947304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9457 (or 9453 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 55947304 is about 7479.7930452654. The cubic root of 55947304 is about 382.4661943438.

The spelling of 55947304 in words is "fifty-five million, nine hundred forty-seven thousand, three hundred four".