55443308 has 6 divisors (see below), whose sum is σ = 97025796. Its totient is φ = 27721652.

The previous prime is 55443301. The next prime is 55443329. The reversal of 55443308 is 80334455.

It is not an unprimeable number, because it can be changed into a prime (55443301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6930410 + ... + 6930417.

It is an arithmetic number, because the mean of its divisors is an integer number (16170966).

Almost surely, 2^55443308 is an apocalyptic number.

It is an amenable number.

55443308 is a deficient number, since it is larger than the sum of its proper divisors (41582488).

55443308 is a wasteful number, since it uses less digits than its factorization.

55443308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13860831 (or 13860829 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 55443308 is about 7446.0263228114. The cubic root of 55443308 is about 381.3142581647.

The spelling of 55443308 in words is "fifty-five million, four hundred forty-three thousand, three hundred eight".