53515146 has 8 divisors (see below), whose sum is σ = 107030304. Its totient is φ = 17838380.

The previous prime is 53515123. The next prime is 53515151. The reversal of 53515146 is 64151535.

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

53515146 is an admirable 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, 4459590 + ... + 4459601.

It is an arithmetic number, because the mean of its divisors is an integer number (13378788).

Almost surely, 2^53515146 is an apocalyptic number.

53515146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53515146 is a wasteful number, since it uses less digits than its factorization.

53515146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8919196.

The product of its digits is 9000, while the sum is 30.

The square root of 53515146 is about 7315.4047051411. The cubic root of 53515146 is about 376.8416571026.

The spelling of 53515146 in words is "fifty-three million, five hundred fifteen thousand, one hundred forty-six".