54149186 has 16 divisors (see below), whose sum is σ = 99968064. Its totient is φ = 21421584.

The previous prime is 54149159. The next prime is 54149191. The reversal of 54149186 is 68194145.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148580 + ... + 148943.

It is an arithmetic number, because the mean of its divisors is an integer number (6248004).

Almost surely, 2^54149186 is an apocalyptic number.

54149186 is a deficient number, since it is larger than the sum of its proper divisors (45818878).

54149186 is a wasteful number, since it uses less digits than its factorization.

54149186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297545.

The product of its digits is 34560, while the sum is 38.

The square root of 54149186 is about 7358.6130486662. The cubic root of 54149186 is about 378.3240737684.

The spelling of 54149186 in words is "fifty-four million, one hundred forty-nine thousand, one hundred eighty-six".