1601422 has 4 divisors (see below), whose sum is σ = 2402136. Its totient is φ = 800710.

The previous prime is 1601399. The next prime is 1601423. The reversal of 1601422 is 2241061.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1601396 and 1601405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400354 + ... + 400357.

It is an arithmetic number, because the mean of its divisors is an integer number (600534).

2^1601422 is an apocalyptic number.

1601422 is a deficient number, since it is larger than the sum of its proper divisors (800714).

1601422 is an equidigital number, since it uses as much as digits as its factorization.

1601422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800713.

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

The square root of 1601422 is about 1265.4730340865. The cubic root of 1601422 is about 116.9953488788.

Adding to 1601422 its reverse (2241061), we get a palindrome (3842483).

The spelling of 1601422 in words is "one million, six hundred one thousand, four hundred twenty-two".