52207546 has 4 divisors (see below), whose sum is σ = 78311322. Its totient is φ = 26103772.

The previous prime is 52207543. The next prime is 52207559. The reversal of 52207546 is 64570225.

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., 52056225 + 151321 = 7215^2 + 389^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (52207543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13051885 + ... + 13051888.

Almost surely, 2^52207546 is an apocalyptic number.

52207546 is a deficient number, since it is larger than the sum of its proper divisors (26103776).

52207546 is a wasteful number, since it uses less digits than its factorization.

52207546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26103775.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 52207546 is about 7225.4789460630. The cubic root of 52207546 is about 373.7470383765.

The spelling of 52207546 in words is "fifty-two million, two hundred seven thousand, five hundred forty-six".