606144402 has 24 divisors (see below), whose sum is σ = 1318771740. Its totient is φ = 201208320.

The previous prime is 606144353. The next prime is 606144437. The reversal of 606144402 is 204441606.

606144402 is a `hidden beast` number, since 6 + 0 + 614 + 4 + 40 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 598242681 + 7901721 = 24459^2 + 2811^2 .

It is a super-2 number, since 2×606144402² = 734822072151875208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65527 + ... + 74202.

Almost surely, 2^606144402 is an apocalyptic number.

606144402 is an abundant number, since it is smaller than the sum of its proper divisors (712627338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606144402 is a wasteful number, since it uses less digits than its factorization.

606144402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139978 (or 139975 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 606144402 is about 24620.0000406174. Note that the first 4 decimals coincide. The cubic root of 606144402 is about 846.3019980456.

The spelling of 606144402 in words is "six hundred six million, one hundred forty-four thousand, four hundred two".