606651 has 16 divisors (see below), whose sum is σ = 883200. Its totient is φ = 368928.

The previous prime is 606649. The next prime is 606653. The reversal of 606651 is 156606.

606651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

606651 is a nontrivial binomial coefficient, being equal to C(1102, 2).

It is an interprime number because it is at equal distance from previous prime (606649) and next prime (606653).

It is not a de Polignac number, because 606651 - 2¹ = 606649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (606653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470 + ... + 1836.

It is an arithmetic number, because the mean of its divisors is an integer number (55200).

2⁶⁰⁶⁶⁵¹ is an apocalyptic number.

606651 is the 1101-st triangular number and also the 551-st hexagonal number.

606651 is a deficient number, since it is larger than the sum of its proper divisors (276549).

606651 is a wasteful number, since it uses less digits than its factorization.

606651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 606651 is about 778.8780392334. The cubic root of 606651 is about 84.6537703989.

The spelling of 606651 in words is "six hundred six thousand, six hundred fifty-one".