1422704 has 10 divisors (see below), whose sum is σ = 2756520. Its totient is φ = 711344.

The previous prime is 1422691. The next prime is 1422709. The reversal of 1422704 is 4072241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44444 + ... + 44475.

It is an arithmetic number, because the mean of its divisors is an integer number (275652).

2^1422704 is an apocalyptic number.

It is an amenable number.

1422704 is a deficient number, since it is larger than the sum of its proper divisors (1333816).

1422704 is an equidigital number, since it uses as much as digits as its factorization.

1422704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88927 (or 88921 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 1422704 is about 1192.7715623706. The cubic root of 1422704 is about 112.4703856207.

Adding to 1422704 its reverse (4072241), we get a palindrome (5494945).

The spelling of 1422704 in words is "one million, four hundred twenty-two thousand, seven hundred four".