52467561 has 8 divisors (see below), whose sum is σ = 77729760. Its totient is φ = 34978356.

The previous prime is 52467551. The next prime is 52467617. The reversal of 52467561 is 16576425.

It is a happy number.

52467561 is a `hidden beast` number, since 52 + 46 + 7 + 561 = 666.

It is not a de Polignac number, because 52467561 - 2⁵ = 52467529 is a prime.

It is a super-3 number, since 3×52467561³ (a number of 24 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52467551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971595 + ... + 971648.

It is an arithmetic number, because the mean of its divisors is an integer number (9716220).

Almost surely, 2^52467561 is an apocalyptic number.

It is an amenable number.

52467561 is a deficient number, since it is larger than the sum of its proper divisors (25262199).

52467561 is a wasteful number, since it uses less digits than its factorization.

52467561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943252 (or 1943246 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 52467561 is about 7243.4495235350. The cubic root of 52467561 is about 374.3664823504.

The spelling of 52467561 in words is "fifty-two million, four hundred sixty-seven thousand, five hundred sixty-one".