376321 has 4 divisors (see below), whose sum is σ = 410544. Its totient is φ = 342100.

The previous prime is 376307. The next prime is 376351. The reversal of 376321 is 123673.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 123673 = 11 ⋅11243.

It is not a de Polignac number, because 376321 - 2¹³ = 368129 is a prime.

It is a Duffinian number.

376321 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 376292 and 376301.

It is not an unprimeable number, because it can be changed into a prime (376351) 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, 17095 + ... + 17116.

It is an arithmetic number, because the mean of its divisors is an integer number (102636).

2³⁷⁶³²¹ is an apocalyptic number.

It is an amenable number.

376321 is a deficient number, since it is larger than the sum of its proper divisors (34223).

376321 is a wasteful number, since it uses less digits than its factorization.

376321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34222.

The product of its digits is 756, while the sum is 22.

The square root of 376321 is about 613.4500794686. The cubic root of 376321 is about 72.1970553557.

Adding to 376321 its reverse (123673), we get a palindrome (499994).

The spelling of 376321 in words is "three hundred seventy-six thousand, three hundred twenty-one".