406610 has 16 divisors (see below), whose sum is σ = 743256. Its totient is φ = 160128.

The previous prime is 406591. The next prime is 406631. The reversal of 406610 is 16604.

It can be written as a sum of positive squares in 4 ways, for example, as 249001 + 157609 = 499^2 + 397^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452 + ... + 1008.

2⁴⁰⁶⁶¹⁰ is an apocalyptic number.

406610 is a deficient number, since it is larger than the sum of its proper divisors (336646).

406610 is a wasteful number, since it uses less digits than its factorization.

406610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 406610 is about 637.6597838973. The cubic root of 406610 is about 74.0842721453.

The spelling of 406610 in words is "four hundred six thousand, six hundred ten".