321379046 has 16 divisors (see below), whose sum is σ = 519257088. Its totient is φ = 148744200.

The previous prime is 321378989. The next prime is 321379057. The reversal of 321379046 is 640973123.

It is a junction number, because it is equal to n+sod(n) for n = 321378997 and 321379015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111260 + ... + 114111.

It is an arithmetic number, because the mean of its divisors is an integer number (32453568).

Almost surely, 2^321379046 is an apocalyptic number.

321379046 is a deficient number, since it is larger than the sum of its proper divisors (197878042).

321379046 is a wasteful number, since it uses less digits than its factorization.

321379046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225427.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 321379046 is about 17927.0478885956. The cubic root of 321379046 is about 684.9715270457.

The spelling of 321379046 in words is "three hundred twenty-one million, three hundred seventy-nine thousand, forty-six".