53540146 has 32 divisors (see below), whose sum is σ = 89812800. Its totient is φ = 23734080.

The previous prime is 53540143. The next prime is 53540167. The reversal of 53540146 is 64104535.

53540146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53540141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198900 + ... + 199168.

It is an arithmetic number, because the mean of its divisors is an integer number (2806650).

Almost surely, 2^53540146 is an apocalyptic number.

53540146 is a deficient number, since it is larger than the sum of its proper divisors (36272654).

53540146 is a wasteful number, since it uses less digits than its factorization.

53540146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53540146 is about 7317.1132285895. The cubic root of 53540146 is about 376.9003294317.

The spelling of 53540146 in words is "fifty-three million, five hundred forty thousand, one hundred forty-six".