52561235 has 4 divisors (see below), whose sum is σ = 63073488. Its totient is φ = 42048984.

The previous prime is 52561219. The next prime is 52561237. The reversal of 52561235 is 53216525.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52561235 - 2⁴ = 52561219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52561198 and 52561207.

It is not an unprimeable number, because it can be changed into a prime (52561237) 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, 5256119 + ... + 5256128.

It is an arithmetic number, because the mean of its divisors is an integer number (15768372).

Almost surely, 2^52561235 is an apocalyptic number.

52561235 is a deficient number, since it is larger than the sum of its proper divisors (10512253).

52561235 is a wasteful number, since it uses less digits than its factorization.

52561235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10512252.

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

The square root of 52561235 is about 7249.9127580958. The cubic root of 52561235 is about 374.5891440983.

The spelling of 52561235 in words is "fifty-two million, five hundred sixty-one thousand, two hundred thirty-five".