52662793 has 4 divisors (see below), whose sum is σ = 52694020. Its totient is φ = 52631568.

The previous prime is 52662773. The next prime is 52662823. The reversal of 52662793 is 39726625.

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

It can be written as a sum of positive squares in 2 ways, for example, as 50580544 + 2082249 = 7112^2 + 1443^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52662793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52662773) 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, 12930 + ... + 16507.

It is an arithmetic number, because the mean of its divisors is an integer number (13173505).

Almost surely, 2^52662793 is an apocalyptic number.

It is an amenable number.

52662793 is a deficient number, since it is larger than the sum of its proper divisors (31227).

52662793 is a wasteful number, since it uses less digits than its factorization.

52662793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31226.

The product of its digits is 136080, while the sum is 40.

The square root of 52662793 is about 7256.9134623475. The cubic root of 52662793 is about 374.8302473171.

The spelling of 52662793 in words is "fifty-two million, six hundred sixty-two thousand, seven hundred ninety-three".