360421 has 2 divisors, whose sum is σ = 360422. Its totient is φ = 360420.

The previous prime is 360407. The next prime is 360439. The reversal of 360421 is 124063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348100 + 12321 = 590^2 + 111^2 .

It is a cyclic number.

It is not a de Polignac number, because 360421 - 2⁷ = 360293 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 360395 and 360404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (360461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180210 + 180211.

It is an arithmetic number, because the mean of its divisors is an integer number (180211).

2³⁶⁰⁴²¹ is an apocalyptic number.

It is an amenable number.

360421 is a deficient number, since it is larger than the sum of its proper divisors (1).

360421 is an equidigital number, since it uses as much as digits as its factorization.

360421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 360421 is about 600.3507308232. The cubic root of 360421 is about 71.1655858811.

Adding to 360421 its reverse (124063), we get a palindrome (484484).

The spelling of 360421 in words is "three hundred sixty thousand, four hundred twenty-one".