379173321 has 12 divisors (see below), whose sum is σ = 579912372. Its totient is φ = 237912576.

The previous prime is 379173317. The next prime is 379173407. The reversal of 379173321 is 123371973.

It can be written as a sum of positive squares in 2 ways, for example, as 322382025 + 56791296 = 17955^2 + 7536^2 .

It is not a de Polignac number, because 379173321 - 2² = 379173317 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (379573321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1238976 + ... + 1239281.

It is an arithmetic number, because the mean of its divisors is an integer number (48326031).

Almost surely, 2^379173321 is an apocalyptic number.

It is an amenable number.

379173321 is a deficient number, since it is larger than the sum of its proper divisors (200739051).

379173321 is a wasteful number, since it uses less digits than its factorization.

379173321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478280 (or 2478277 counting only the distinct ones).

The product of its digits is 23814, while the sum is 36.

The square root of 379173321 is about 19472.3732760031. The cubic root of 379173321 is about 723.7900204274.

The spelling of 379173321 in words is "three hundred seventy-nine million, one hundred seventy-three thousand, three hundred twenty-one".