52850661 has 4 divisors (see below), whose sum is σ = 70467552. Its totient is φ = 35233772.

The previous prime is 52850653. The next prime is 52850663. The reversal of 52850661 is 16605825.

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 a cyclic number.

It is not a de Polignac number, because 52850661 - 2³ = 52850653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52850663) 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, 8808441 + ... + 8808446.

It is an arithmetic number, because the mean of its divisors is an integer number (17616888).

Almost surely, 2^52850661 is an apocalyptic number.

It is an amenable number.

52850661 is a deficient number, since it is larger than the sum of its proper divisors (17616891).

52850661 is a wasteful number, since it uses less digits than its factorization.

52850661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17616890.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 52850661 is about 7269.8460093732. The cubic root of 52850661 is about 375.2754385290.

The spelling of 52850661 in words is "fifty-two million, eight hundred fifty thousand, six hundred sixty-one".