690519316 has 24 divisors (see below), whose sum is σ = 1226088360. Its totient is φ = 340234752.

The previous prime is 690519307. The next prime is 690519331. The reversal of 690519316 is 613915096.

It can be written as a sum of positive squares in 4 ways, for example, as 22090000 + 668429316 = 4700^2 + 25854^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 108330 + ... + 114526.

It is an arithmetic number, because the mean of its divisors is an integer number (51087015).

Almost surely, 2^690519316 is an apocalyptic number.

It is an amenable number.

690519316 is a deficient number, since it is larger than the sum of its proper divisors (535569044).

690519316 is a wasteful number, since it uses less digits than its factorization.

690519316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6603 (or 6601 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 690519316 is about 26277.7342250050. The cubic root of 690519316 is about 883.8772257713.

The spelling of 690519316 in words is "six hundred ninety million, five hundred nineteen thousand, three hundred sixteen".