1422601 has 2 divisors, whose sum is σ = 1422602. Its totient is φ = 1422600.

The previous prime is 1422599. The next prime is 1422637. The reversal of 1422601 is 1062241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1320201 + 102400 = 1149^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422601 - 2¹ = 1422599 is a prime.

Together with 1422599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1422661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711300 + 711301.

It is an arithmetic number, because the mean of its divisors is an integer number (711301).

2^1422601 is an apocalyptic number.

It is an amenable number.

1422601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422601 is an equidigital number, since it uses as much as digits as its factorization.

1422601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1422601 is about 1192.7283848387. The cubic root of 1422601 is about 112.4676713692.

Adding to 1422601 its reverse (1062241), we get a palindrome (2484842).

The spelling of 1422601 in words is "one million, four hundred twenty-two thousand, six hundred one".