1307422 has 4 divisors (see below), whose sum is σ = 1961136. Its totient is φ = 653710.

The previous prime is 1307417. The next prime is 1307431. The reversal of 1307422 is 2247031.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1307422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326854 + ... + 326857.

It is an arithmetic number, because the mean of its divisors is an integer number (490284).

2^1307422 is an apocalyptic number.

1307422 is a deficient number, since it is larger than the sum of its proper divisors (653714).

1307422 is an equidigital number, since it uses as much as digits as its factorization.

1307422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653713.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 1307422 is about 1143.4255550756. The cubic root of 1307422 is about 109.3465947461.

The spelling of 1307422 in words is "one million, three hundred seven thousand, four hundred twenty-two".