53731734 has 48 divisors (see below), whose sum is σ = 131601600. Its totient is φ = 14542416.

The previous prime is 53731729. The next prime is 53731739. The reversal of 53731734 is 43713735.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53731729) and next prime (53731739).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53731695 and 53731704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53731739) 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, 777 + ... + 10395.

It is an arithmetic number, because the mean of its divisors is an integer number (2741700).

Almost surely, 2^53731734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53731734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65800800).

53731734 is an abundant number, since it is smaller than the sum of its proper divisors (77869866).

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

53731734 is a wasteful number, since it uses less digits than its factorization.

53731734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9657 (or 9650 counting only the distinct ones).

The product of its digits is 26460, while the sum is 33.

The square root of 53731734 is about 7330.1933125942. The cubic root of 53731734 is about 377.3493608281.

The spelling of 53731734 in words is "fifty-three million, seven hundred thirty-one thousand, seven hundred thirty-four".