52723742 has 8 divisors (see below), whose sum is σ = 81223176. Its totient is φ = 25649352.

The previous prime is 52723729. The next prime is 52723763. The reversal of 52723742 is 24732725.

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

It is a junction number, because it is equal to n+sod(n) for n = 52723699 and 52723708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356168 + ... + 356315.

It is an arithmetic number, because the mean of its divisors is an integer number (10152897).

Almost surely, 2^52723742 is an apocalyptic number.

52723742 is a deficient number, since it is larger than the sum of its proper divisors (28499434).

52723742 is a wasteful number, since it uses less digits than its factorization.

52723742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712522.

The product of its digits is 23520, while the sum is 32.

The square root of 52723742 is about 7261.1116228853. Note that the first 3 decimals coincide. The cubic root of 52723742 is about 374.9747941577.

The spelling of 52723742 in words is "fifty-two million, seven hundred twenty-three thousand, seven hundred forty-two".