261035233 has 8 divisors (see below), whose sum is σ = 267998976. Its totient is φ = 254100000.

The previous prime is 261035219. The next prime is 261035251. The reversal of 261035233 is 332530162.

It is a happy number.

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 261035233 - 2⁹ = 261034721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 261035198 and 261035207.

It is not an unprimeable number, because it can be changed into a prime (261038233) 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, 12108 + ... + 25858.

It is an arithmetic number, because the mean of its divisors is an integer number (33499872).

Almost surely, 2^261035233 is an apocalyptic number.

It is an amenable number.

261035233 is a deficient number, since it is larger than the sum of its proper divisors (6963743).

261035233 is a wasteful number, since it uses less digits than its factorization.

261035233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14255.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 261035233 is about 16156.5848185809. The cubic root of 261035233 is about 639.0964079581.

Adding to 261035233 its reverse (332530162), we get a palindrome (593565395).

The spelling of 261035233 in words is "two hundred sixty-one million, thirty-five thousand, two hundred thirty-three".