53673432 has 64 divisors (see below), whose sum is σ = 141004800. Its totient is φ = 17001600.

The previous prime is 53673413. The next prime is 53673439. The reversal of 53673432 is 23437635.

It is a junction number, because it is equal to n+sod(n) for n = 53673393 and 53673402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53673439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46057 + ... + 47207.

It is an arithmetic number, because the mean of its divisors is an integer number (2203200).

Almost surely, 2^53673432 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 53673432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70502400).

53673432 is an abundant number, since it is smaller than the sum of its proper divisors (87331368).

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

53673432 is a wasteful number, since it uses less digits than its factorization.

53673432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256 (or 1252 counting only the distinct ones).

The product of its digits is 45360, while the sum is 33.

The square root of 53673432 is about 7326.2153940490. The cubic root of 53673432 is about 377.2128295659.

The spelling of 53673432 in words is "fifty-three million, six hundred seventy-three thousand, four hundred thirty-two".