697946308 has 12 divisors (see below), whose sum is σ = 1232215740. Its totient is φ = 345884672.

The previous prime is 697946299. The next prime is 697946423. The reversal of 697946308 is 803649796.

It can be written as a sum of positive squares in 2 ways, for example, as 271854144 + 426092164 = 16488^2 + 20642^2 .

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 3 ways as a sum of consecutive naturals, for example, 771613 + ... + 772516.

It is an arithmetic number, because the mean of its divisors is an integer number (102684645).

Almost surely, 2^697946308 is an apocalyptic number.

It is an amenable number.

697946308 is a deficient number, since it is larger than the sum of its proper divisors (534269432).

697946308 is a wasteful number, since it uses less digits than its factorization.

697946308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544246 (or 1544244 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 697946308 is about 26418.6734716185. The cubic root of 697946308 is about 887.0348267291.

The spelling of 697946308 in words is "six hundred ninety-seven million, nine hundred forty-six thousand, three hundred eight".