55042306 has 8 divisors (see below), whose sum is σ = 90069264. Its totient is φ = 25019220.

The previous prime is 55042283. The next prime is 55042327. The reversal of 55042306 is 60324055.

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

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 3 ways as a sum of consecutive naturals, for example, 1250940 + ... + 1250983.

It is an arithmetic number, because the mean of its divisors is an integer number (11258658).

Almost surely, 2^55042306 is an apocalyptic number.

55042306 is a deficient number, since it is larger than the sum of its proper divisors (35026958).

55042306 is a wasteful number, since it uses less digits than its factorization.

55042306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501936.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 55042306 is about 7419.0502087531. The cubic root of 55042306 is about 380.3927287869.

The spelling of 55042306 in words is "fifty-five million, forty-two thousand, three hundred six".