261024063 has 8 divisors (see below), whose sum is σ = 353737776. Its totient is φ = 171163200.

The previous prime is 261024019. The next prime is 261024077. The reversal of 261024063 is 360420162.

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

It is not a de Polignac number, because 261024063 - 2⁹ = 261023551 is a prime.

It is a super-2 number, since 2×261024063² = 136267122930055938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261024013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712998 + ... + 713363.

It is an arithmetic number, because the mean of its divisors is an integer number (44217222).

Almost surely, 2^261024063 is an apocalyptic number.

261024063 is a deficient number, since it is larger than the sum of its proper divisors (92713713).

261024063 is a wasteful number, since it uses less digits than its factorization.

261024063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426425.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 261024063 is about 16156.2391353929. The cubic root of 261024063 is about 639.0872919362.

The spelling of 261024063 in words is "two hundred sixty-one million, twenty-four thousand, sixty-three".