461632331 has 8 divisors (see below), whose sum is σ = 493273440. Its totient is φ = 430489728.

The previous prime is 461632321. The next prime is 461632351. The reversal of 461632331 is 133236164.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461632331 is a prime.

It is a super-2 number, since 2×461632331² = 426208818048987122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 461632294 and 461632303.

It is not an unprimeable number, because it can be changed into a prime (461632321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122711 + ... + 126416.

It is an arithmetic number, because the mean of its divisors is an integer number (61659180).

Almost surely, 2^461632331 is an apocalyptic number.

461632331 is a deficient number, since it is larger than the sum of its proper divisors (31641109).

461632331 is a wasteful number, since it uses less digits than its factorization.

461632331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249253.

The product of its digits is 7776, while the sum is 29.

The square root of 461632331 is about 21485.6308029343. The cubic root of 461632331 is about 772.8562781621.

Adding to 461632331 its reverse (133236164), we get a palindrome (594868495).

The spelling of 461632331 in words is "four hundred sixty-one million, six hundred thirty-two thousand, three hundred thirty-one".