52646313 has 4 divisors (see below), whose sum is σ = 70195088. Its totient is φ = 35097540.

The previous prime is 52646309. The next prime is 52646317. The reversal of 52646313 is 31364625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (52646309) and next prime (52646317).

It is not a de Polignac number, because 52646313 - 2² = 52646309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52646317) 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, 8774383 + ... + 8774388.

It is an arithmetic number, because the mean of its divisors is an integer number (17548772).

Almost surely, 2^52646313 is an apocalyptic number.

It is an amenable number.

52646313 is a deficient number, since it is larger than the sum of its proper divisors (17548775).

52646313 is a wasteful number, since it uses less digits than its factorization.

52646313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17548774.

The product of its digits is 12960, while the sum is 30.

The square root of 52646313 is about 7255.7779045393. Note that the first 3 decimals coincide. The cubic root of 52646313 is about 374.7911441440.

The spelling of 52646313 in words is "fifty-two million, six hundred forty-six thousand, three hundred thirteen".