53673696 has 72 divisors (see below), whose sum is σ = 153493704. Its totient is φ = 17790720.

The previous prime is 53673677. The next prime is 53673703. The reversal of 53673696 is 69637635.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64966 + ... + 65786.

It is an arithmetic number, because the mean of its divisors is an integer number (2131857).

Almost surely, 2^53673696 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 53673696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76746852).

53673696 is an abundant number, since it is smaller than the sum of its proper divisors (99820008).

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

53673696 is a wasteful number, since it uses less digits than its factorization.

53673696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064 (or 1053 counting only the distinct ones).

The product of its digits is 612360, while the sum is 45.

The square root of 53673696 is about 7326.2334115151. The cubic root of 53673696 is about 377.2134480222.

The spelling of 53673696 in words is "fifty-three million, six hundred seventy-three thousand, six hundred ninety-six".