53172734 has 8 divisors (see below), whose sum is σ = 83226960. Its totient is φ = 25430416.

The previous prime is 53172731. The next prime is 53172797. The reversal of 53172734 is 43727135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 53172734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53172731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577919 + ... + 578010.

It is an arithmetic number, because the mean of its divisors is an integer number (10403370).

Almost surely, 2^53172734 is an apocalyptic number.

53172734 is a deficient number, since it is larger than the sum of its proper divisors (30054226).

53172734 is a wasteful number, since it uses less digits than its factorization.

53172734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155954.

The product of its digits is 17640, while the sum is 32.

The square root of 53172734 is about 7291.9636587136. The cubic root of 53172734 is about 376.0362072798.

Adding to 53172734 its reverse (43727135), we get a palindrome (96899869).

The spelling of 53172734 in words is "fifty-three million, one hundred seventy-two thousand, seven hundred thirty-four".