532661261 has 8 divisors (see below), whose sum is σ = 582031200. Its totient is φ = 483449040.

The previous prime is 532661197. The next prime is 532661273. The reversal of 532661261 is 162166235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 532661261 - 2⁶ = 532661197 is a prime.

It is a super-2 number, since 2×532661261² = 567456037940220242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532661281) 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, 32306 + ... + 45923.

It is an arithmetic number, because the mean of its divisors is an integer number (72753900).

Almost surely, 2^532661261 is an apocalyptic number.

It is an amenable number.

532661261 is a deficient number, since it is larger than the sum of its proper divisors (49369939).

532661261 is a wasteful number, since it uses less digits than its factorization.

532661261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78859.

The product of its digits is 12960, while the sum is 32.

The square root of 532661261 is about 23079.4553878552. The cubic root of 532661261 is about 810.6194829181.

The spelling of 532661261 in words is "five hundred thirty-two million, six hundred sixty-one thousand, two hundred sixty-one".