461613261 has 8 divisors (see below), whose sum is σ = 615618144. Its totient is φ = 307675280.

The previous prime is 461613253. The next prime is 461613263. The reversal of 461613261 is 162316164.

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 461613261 - 2³ = 461613253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461613263) 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, 2551 + ... + 30491.

It is an arithmetic number, because the mean of its divisors is an integer number (76952268).

Almost surely, 2^461613261 is an apocalyptic number.

It is an amenable number.

461613261 is a deficient number, since it is larger than the sum of its proper divisors (154004883).

461613261 is a wasteful number, since it uses less digits than its factorization.

461613261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33451.

The product of its digits is 5184, while the sum is 30.

The square root of 461613261 is about 21485.1870133820. The cubic root of 461613261 is about 772.8456358022.

The spelling of 461613261 in words is "four hundred sixty-one million, six hundred thirteen thousand, two hundred sixty-one".