461671 has 8 divisors (see below), whose sum is σ = 533664. Its totient is φ = 391200.

The previous prime is 461653. The next prime is 461677. The reversal of 461671 is 176164.

461671 = 11² + 12² + ... + 111².

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 461671 - 2⁵ = 461639 is a prime.

It is a super-2 number, since 2×461671² = 426280224482, 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 (461677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381 + ... + 1033.

It is an arithmetic number, because the mean of its divisors is an integer number (66708).

2⁴⁶¹⁶⁷¹ is an apocalyptic number.

461671 is a deficient number, since it is larger than the sum of its proper divisors (71993).

461671 is a wasteful number, since it uses less digits than its factorization.

461671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761.

The product of its digits is 1008, while the sum is 25.

The square root of 461671 is about 679.4637591513. The cubic root of 461671 is about 77.2877857200.

The spelling of 461671 in words is "four hundred sixty-one thousand, six hundred seventy-one".