680398035 has 8 divisors (see below), whose sum is σ = 1088636880. Its totient is φ = 362878944.

The previous prime is 680398027. The next prime is 680398049. The reversal of 680398035 is 530893086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 680398035 - 2³ = 680398027 is a prime.

It is a super-2 number, since 2×680398035² = 925882972063722450, which contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 22679920 + ... + 22679949.

It is an arithmetic number, because the mean of its divisors is an integer number (136079610).

Almost surely, 2^680398035 is an apocalyptic number.

680398035 is a deficient number, since it is larger than the sum of its proper divisors (408238845).

680398035 is a wasteful number, since it uses less digits than its factorization.

680398035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45359877.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 680398035 is about 26084.4404770353. The cubic root of 680398035 is about 879.5374786218.

The spelling of 680398035 in words is "six hundred eighty million, three hundred ninety-eight thousand, thirty-five".