53742733 has 8 divisors (see below), whose sum is σ = 59992416. Its totient is φ = 47720400.

The previous prime is 53742721. The next prime is 53742737. The reversal of 53742733 is 33724735.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53742733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53742737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56338 + ... + 57283.

It is an arithmetic number, because the mean of its divisors is an integer number (7499052).

Almost surely, 2^53742733 is an apocalyptic number.

It is an amenable number.

53742733 is a deficient number, since it is larger than the sum of its proper divisors (6249683).

53742733 is a wasteful number, since it uses less digits than its factorization.

53742733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113675.

The product of its digits is 52920, while the sum is 34.

The square root of 53742733 is about 7330.9435272685. The cubic root of 53742733 is about 377.3751071432.

The spelling of 53742733 in words is "fifty-three million, seven hundred forty-two thousand, seven hundred thirty-three".