53473616 has 40 divisors (see below), whose sum is σ = 118992384. Its totient is φ = 22803840.

The previous prime is 53473613. The next prime is 53473631. The reversal of 53473616 is 61637435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53473613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23906 + ... + 26046.

Almost surely, 2^53473616 is an apocalyptic number.

53473616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53473616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59496192).

53473616 is an abundant number, since it is smaller than the sum of its proper divisors (65518768).

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

53473616 is a wasteful number, since it uses less digits than its factorization.

53473616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2379 (or 2373 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 53473616 is about 7312.5656236372. The cubic root of 53473616 is about 376.7441502262.

The spelling of 53473616 in words is "fifty-three million, four hundred seventy-three thousand, six hundred sixteen".