53446356 has 72 divisors (see below), whose sum is σ = 141383424. Its totient is φ = 17003520.

The previous prime is 53446301. The next prime is 53446361. The reversal of 53446356 is 65364435.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 53446356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92340 + ... + 92916.

Almost surely, 2^53446356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53446356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70691712).

53446356 is an abundant number, since it is smaller than the sum of its proper divisors (87937068).

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

53446356 is a wasteful number, since it uses less digits than its factorization.

53446356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701 (or 696 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 53446356 is about 7310.7014711312. The cubic root of 53446356 is about 376.6801199500.

The spelling of 53446356 in words is "fifty-three million, four hundred forty-six thousand, three hundred fifty-six".