55549258 has 8 divisors (see below), whose sum is σ = 83743200. Its totient is φ = 27634860.

The previous prime is 55549237. The next prime is 55549271. The reversal of 55549258 is 85294555.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69388 + ... + 70183.

It is an arithmetic number, because the mean of its divisors is an integer number (10467900).

Almost surely, 2^55549258 is an apocalyptic number.

55549258 is a deficient number, since it is larger than the sum of its proper divisors (28193942).

55549258 is a wasteful number, since it uses less digits than its factorization.

55549258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139772.

The product of its digits is 360000, while the sum is 43.

The square root of 55549258 is about 7453.1374601573. The cubic root of 55549258 is about 381.5569958366.

The spelling of 55549258 in words is "fifty-five million, five hundred forty-nine thousand, two hundred fifty-eight".