1263422 has 4 divisors (see below), whose sum is σ = 1895136. Its totient is φ = 631710.

The previous prime is 1263403. The next prime is 1263461. The reversal of 1263422 is 2243621.

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 = 1263394 and 1263403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315854 + ... + 315857.

It is an arithmetic number, because the mean of its divisors is an integer number (473784).

2^1263422 is an apocalyptic number.

1263422 is a deficient number, since it is larger than the sum of its proper divisors (631714).

1263422 is an equidigital number, since it uses as much as digits as its factorization.

1263422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631713.

The product of its digits is 576, while the sum is 20.

The square root of 1263422 is about 1124.0204624472. The cubic root of 1263422 is about 108.1059203195.

The spelling of 1263422 in words is "one million, two hundred sixty-three thousand, four hundred twenty-two".