53642146 has 8 divisors (see below), whose sum is σ = 80996544. Its totient is φ = 26643300.

The previous prime is 53642131. The next prime is 53642167. The reversal of 53642146 is 64124635.

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

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, 88510 + ... + 89113.

It is an arithmetic number, because the mean of its divisors is an integer number (10124568).

Almost surely, 2^53642146 is an apocalyptic number.

53642146 is a deficient number, since it is larger than the sum of its proper divisors (27354398).

53642146 is a wasteful number, since it uses less digits than its factorization.

53642146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177776.

The product of its digits is 17280, while the sum is 31.

The square root of 53642146 is about 7324.0798739500. The cubic root of 53642146 is about 377.1395234384.

The spelling of 53642146 in words is "fifty-three million, six hundred forty-two thousand, one hundred forty-six".