471561 has 8 divisors (see below), whose sum is σ = 661920. Its totient is φ = 297792.

The previous prime is 471553. The next prime is 471571. The reversal of 471561 is 165174.

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

It is not a de Polignac number, because 471561 - 2³ = 471553 is a prime.

471561 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (471521) 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, 4080 + ... + 4193.

It is an arithmetic number, because the mean of its divisors is an integer number (82740).

2⁴⁷¹⁵⁶¹ is an apocalyptic number.

It is an amenable number.

471561 is a deficient number, since it is larger than the sum of its proper divisors (190359).

471561 is a wasteful number, since it uses less digits than its factorization.

471561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8295.

The product of its digits is 840, while the sum is 24.

The square root of 471561 is about 686.7029925667. The cubic root of 471561 is about 77.8357820527.

The spelling of 471561 in words is "four hundred seventy-one thousand, five hundred sixty-one".