690338712 has 64 divisors (see below), whose sum is σ = 1974355200. Its totient is φ = 197043840.

The previous prime is 690338699. The next prime is 690338797. The reversal of 690338712 is 217833096.

690338712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303114 + ... + 305382.

It is an arithmetic number, because the mean of its divisors is an integer number (30849300).

Almost surely, 2^690338712 is an apocalyptic number.

It is an amenable number.

690338712 is an abundant number, since it is smaller than the sum of its proper divisors (1284016488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

690338712 is a wasteful number, since it uses less digits than its factorization.

690338712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096 (or 4092 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 690338712 is about 26274.2975548348. The cubic root of 690338712 is about 883.8001602555.

The spelling of 690338712 in words is "six hundred ninety million, three hundred thirty-eight thousand, seven hundred twelve".