1410221 has 4 divisors (see below), whose sum is σ = 1455744. Its totient is φ = 1364700.

The previous prime is 1410217. The next prime is 1410223. The reversal of 1410221 is 1220141.

1410221 = T₂₈₆ + T₂₈₇ + ... + T₃₁₆.

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.

It is a cyclic number.

It is not a de Polignac number, because 1410221 - 2² = 1410217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1410223) 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, 22715 + ... + 22776.

It is an arithmetic number, because the mean of its divisors is an integer number (363936).

2^1410221 is an apocalyptic number.

It is an amenable number.

1410221 is a deficient number, since it is larger than the sum of its proper divisors (45523).

1410221 is an equidigital number, since it uses as much as digits as its factorization.

1410221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45522.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1410221 is about 1187.5272628449. The cubic root of 1410221 is about 112.1404753092.

Adding to 1410221 its reverse (1220141), we get a palindrome (2630362).

The spelling of 1410221 in words is "one million, four hundred ten thousand, two hundred twenty-one".