689798602 has 16 divisors (see below), whose sum is σ = 1062577152. Its totient is φ = 335687760.

The previous prime is 689798587. The next prime is 689798617. The reversal of 689798602 is 206897986.

It is an interprime number because it is at equal distance from previous prime (689798587) and next prime (689798617).

It is a super-2 number, since 2×689798602² = 951644222642308808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3258 + ... + 37285.

It is an arithmetic number, because the mean of its divisors is an integer number (66411072).

Almost surely, 2^689798602 is an apocalyptic number.

689798602 is a deficient number, since it is larger than the sum of its proper divisors (372778550).

689798602 is a wasteful number, since it uses less digits than its factorization.

689798602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40773.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 689798602 is about 26264.0172479383. The cubic root of 689798602 is about 883.5696097347.

The spelling of 689798602 in words is "six hundred eighty-nine million, seven hundred ninety-eight thousand, six hundred two".