53446392 has 96 divisors (see below), whose sum is σ = 158121600. Its totient is φ = 16866144.

The previous prime is 53446363. The next prime is 53446399. The reversal of 53446392 is 29364435.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53446399) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36213 + ... + 37659.

It is an arithmetic number, because the mean of its divisors is an integer number (1647100).

Almost surely, 2^53446392 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 53446392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79060800).

53446392 is an abundant number, since it is smaller than the sum of its proper divisors (104675208).

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

53446392 is a wasteful number, since it uses less digits than its factorization.

53446392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487 (or 1471 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 53446392 is about 7310.7039332748. The cubic root of 53446392 is about 376.6802045238.

The spelling of 53446392 in words is "fifty-three million, four hundred forty-six thousand, three hundred ninety-two".