52746731 has 4 divisors (see below), whose sum is σ = 52771200. Its totient is φ = 52722264.

The previous prime is 52746721. The next prime is 52746763. The reversal of 52746731 is 13764725.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52746731 - 2⁶ = 52746667 is a prime.

It is a super-2 number, since 2×52746731² = 5564435262372722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52746691 and 52746700.

It is not an unprimeable number, because it can be changed into a prime (52746721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8651 + ... + 13428.

It is an arithmetic number, because the mean of its divisors is an integer number (13192800).

Almost surely, 2^52746731 is an apocalyptic number.

52746731 is a deficient number, since it is larger than the sum of its proper divisors (24469).

52746731 is a wasteful number, since it uses less digits than its factorization.

52746731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24468.

The product of its digits is 35280, while the sum is 35.

The square root of 52746731 is about 7262.6944724393. The cubic root of 52746731 is about 375.0292860091.

The spelling of 52746731 in words is "fifty-two million, seven hundred forty-six thousand, seven hundred thirty-one".