606679988 has 6 divisors (see below), whose sum is σ = 1061689986. Its totient is φ = 303339992.

The previous prime is 606679979. The next prime is 606680047. The reversal of 606679988 is 889976606.

It can be written as a sum of positive squares in only one way, i.e., 603783184 + 2896804 = 24572^2 + 1702^2 .

It is a super-4 number, since 4×606679988⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75834995 + ... + 75835002.

It is an arithmetic number, because the mean of its divisors is an integer number (176948331).

Almost surely, 2^606679988 is an apocalyptic number.

It is an amenable number.

606679988 is a deficient number, since it is larger than the sum of its proper divisors (455009998).

606679988 is a wasteful number, since it uses less digits than its factorization.

606679988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151670001 (or 151669999 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 59.

The square root of 606679988 is about 24630.8746901120. The cubic root of 606679988 is about 846.5511873281.

The spelling of 606679988 in words is "six hundred six million, six hundred seventy-nine thousand, nine hundred eighty-eight".