55466939 has 8 divisors (see below), whose sum is σ = 61065840. Its totient is φ = 49960800.

The previous prime is 55466923. The next prime is 55466941. The reversal of 55466939 is 93966455.

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

It is a cyclic number.

It is not a de Polignac number, because 55466939 - 2⁴ = 55466923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55466893 and 55466902.

It is not an unprimeable number, because it can be changed into a prime (55466989) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21932 + ... + 24329.

It is an arithmetic number, because the mean of its divisors is an integer number (7633230).

Almost surely, 2^55466939 is an apocalyptic number.

55466939 is a deficient number, since it is larger than the sum of its proper divisors (5598901).

55466939 is a wasteful number, since it uses less digits than its factorization.

55466939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46381.

The product of its digits is 874800, while the sum is 47.

The square root of 55466939 is about 7447.6129732955. The cubic root of 55466939 is about 381.3684249504.

The spelling of 55466939 in words is "fifty-five million, four hundred sixty-six thousand, nine hundred thirty-nine".