376021 has 2 divisors, whose sum is σ = 376022. Its totient is φ = 376020.

The previous prime is 376009. The next prime is 376039. The reversal of 376021 is 120673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239121 + 136900 = 489^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 376021 - 2⁹ = 375509 is a prime.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 376021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188010 + 188011.

It is an arithmetic number, because the mean of its divisors is an integer number (188011).

2³⁷⁶⁰²¹ is an apocalyptic number.

It is an amenable number.

376021 is a deficient number, since it is larger than the sum of its proper divisors (1).

376021 is an equidigital number, since it uses as much as digits as its factorization.

376021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 376021 is about 613.2055120431. The cubic root of 376021 is about 72.1778652896.

Subtracting from 376021 its product of nonzero digits (252), we obtain a square (375769 = 613²).

Adding to 376021 its reverse (120673), we get a palindrome (496694).

The spelling of 376021 in words is "three hundred seventy-six thousand, twenty-one".