690327 has 24 divisors (see below), whose sum is σ = 1148160. Its totient is φ = 395280.

The previous prime is 690323. The next prime is 690341. The reversal of 690327 is 723096.

690327 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 690327 - 2² = 690323 is a prime.

It is an alternating number because its digits alternate between even and odd.

690327 is strictly pandigital in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 690327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1698 + ... + 2064.

It is an arithmetic number, because the mean of its divisors is an integer number (47840).

2⁶⁹⁰³²⁷ is an apocalyptic number.

690327 is a deficient number, since it is larger than the sum of its proper divisors (457833).

690327 is a wasteful number, since it uses less digits than its factorization.

690327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 690327 is about 830.8591938469. The cubic root of 690327 is about 88.3795162165.

The spelling of 690327 in words is "six hundred ninety thousand, three hundred twenty-seven".