55046146 has 8 divisors (see below), whose sum is σ = 82621440. Its totient is φ = 27505668.

The previous prime is 55046143. The next prime is 55046177. The reversal of 55046146 is 64164055.

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

It is not an unprimeable number, because it can be changed into a prime (55046143) by changing a digit.

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, 4306 + ... + 11341.

It is an arithmetic number, because the mean of its divisors is an integer number (10327680).

Almost surely, 2^55046146 is an apocalyptic number.

55046146 is a deficient number, since it is larger than the sum of its proper divisors (27575294).

55046146 is a wasteful number, since it uses less digits than its factorization.

55046146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17408.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 55046146 is about 7419.3089974741. The cubic root of 55046146 is about 380.4015745531.

The spelling of 55046146 in words is "fifty-five million, forty-six thousand, one hundred forty-six".