321690058 has 8 divisors (see below), whose sum is σ = 483339780. Its totient is φ = 160576800.

The previous prime is 321690053. The next prime is 321690071. The reversal of 321690058 is 850096123.

It can be written as a sum of positive squares in 2 ways, for example, as 286726489 + 34963569 = 16933^2 + 5913^2 .

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

It is not an unprimeable number, because it can be changed into a prime (321690053) 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, 132613 + ... + 135016.

Almost surely, 2^321690058 is an apocalyptic number.

321690058 is a deficient number, since it is larger than the sum of its proper divisors (161649722).

321690058 is a wasteful number, since it uses less digits than its factorization.

321690058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268232.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 321690058 is about 17935.7201695388. The cubic root of 321690058 is about 685.1924143783.

The spelling of 321690058 in words is "three hundred twenty-one million, six hundred ninety thousand, fifty-eight".