53422146 has 32 divisors (see below), whose sum is σ = 123880320. Its totient is φ = 17032752.

The previous prime is 53422111. The next prime is 53422151. The reversal of 53422146 is 64122435.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 20265 + ... + 22748.

It is an arithmetic number, because the mean of its divisors is an integer number (3871260).

Almost surely, 2^53422146 is an apocalyptic number.

53422146 is an abundant number, since it is smaller than the sum of its proper divisors (70458174).

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

53422146 is a wasteful number, since it uses less digits than its factorization.

53422146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43047 (or 43041 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 53422146 is about 7309.0454917178. The cubic root of 53422146 is about 376.6232354793.

The spelling of 53422146 in words is "fifty-three million, four hundred twenty-two thousand, one hundred forty-six".