1351422 has 12 divisors (see below), whose sum is σ = 2928120. Its totient is φ = 450468.

The previous prime is 1351421. The next prime is 1351423. The reversal of 1351422 is 2241531.

It is an interprime number because it is at equal distance from previous prime (1351421) and next prime (1351423).

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 75079 = 1351422 / (1 + 3 + 5 + 1 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1351395 and 1351404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37522 + ... + 37557.

It is an arithmetic number, because the mean of its divisors is an integer number (244010).

2^1351422 is an apocalyptic number.

1351422 is an abundant number, since it is smaller than the sum of its proper divisors (1576698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351422 is a wasteful number, since it uses less digits than its factorization.

1351422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75087 (or 75084 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 1351422 is about 1162.5067741738. The cubic root of 1351422 is about 110.5597364741.

Adding to 1351422 its reverse (2241531), we get a palindrome (3592953).

The spelling of 1351422 in words is "one million, three hundred fifty-one thousand, four hundred twenty-two".