55345466 has 8 divisors (see below), whose sum is σ = 90565344. Its totient is φ = 25157020.

The previous prime is 55345453. The next prime is 55345487. The reversal of 55345466 is 66454355.

It is a happy number.

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

It is a Curzon number.

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, 1257830 + ... + 1257873.

It is an arithmetic number, because the mean of its divisors is an integer number (11320668).

Almost surely, 2^55345466 is an apocalyptic number.

55345466 is a deficient number, since it is larger than the sum of its proper divisors (35219878).

55345466 is a wasteful number, since it uses less digits than its factorization.

55345466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515716.

The product of its digits is 216000, while the sum is 38.

The square root of 55345466 is about 7439.4533401319. The cubic root of 55345466 is about 381.0898215950.

Subtracting 55345466 from its reverse (66454355), we obtain a square (11108889 = 3333²).

The spelling of 55345466 in words is "fifty-five million, three hundred forty-five thousand, four hundred sixty-six".