52650506 has 4 divisors (see below), whose sum is σ = 78975762. Its totient is φ = 26325252.

The previous prime is 52650497. The next prime is 52650511. The reversal of 52650506 is 60505625.

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

It can be written as a sum of positive squares in only one way, i.e., 31866025 + 20784481 = 5645^2 + 4559^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13162625 + ... + 13162628.

Almost surely, 2^52650506 is an apocalyptic number.

52650506 is a deficient number, since it is larger than the sum of its proper divisors (26325256).

52650506 is a wasteful number, since it uses less digits than its factorization.

52650506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26325255.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 52650506 is about 7256.0668409270. The cubic root of 52650506 is about 374.8010939231.

The spelling of 52650506 in words is "fifty-two million, six hundred fifty thousand, five hundred six".