690214670 has 8 divisors (see below), whose sum is σ = 1242386424. Its totient is φ = 276085864.

The previous prime is 690214663. The next prime is 690214673. The reversal of 690214670 is 76412096.

690214670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 690214670.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690214673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34510724 + ... + 34510743.

It is an arithmetic number, because the mean of its divisors is an integer number (155298303).

Almost surely, 2^690214670 is an apocalyptic number.

690214670 is a deficient number, since it is larger than the sum of its proper divisors (552171754).

690214670 is a wasteful number, since it uses less digits than its factorization.

690214670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69021474.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 690214670 is about 26271.9369289742. The cubic root of 690214670 is about 883.7472225191.

The spelling of 690214670 in words is "six hundred ninety million, two hundred fourteen thousand, six hundred seventy".