1423234 has 4 divisors (see below), whose sum is σ = 2134854. Its totient is φ = 711616.

The previous prime is 1423231. The next prime is 1423237. The reversal of 1423234 is 4323241.

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

It is an interprime number because it is at equal distance from previous prime (1423231) and next prime (1423237).

It can be written as a sum of positive squares in only one way, i.e., 1265625 + 157609 = 1125^2 + 397^2 .

It is not an unprimeable number, because it can be changed into a prime (1423231) 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, 355807 + ... + 355810.

2^1423234 is an apocalyptic number.

1423234 is a deficient number, since it is larger than the sum of its proper divisors (711620).

1423234 is an equidigital number, since it uses as much as digits as its factorization.

1423234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711619.

The product of its digits is 576, while the sum is 19.

The square root of 1423234 is about 1192.9937133112. The cubic root of 1423234 is about 112.4843500864.

Adding to 1423234 its reverse (4323241), we get a palindrome (5746475).

The spelling of 1423234 in words is "one million, four hundred twenty-three thousand, two hundred thirty-four".