1423433442 has 16 divisors (see below), whose sum is σ = 2847301632. Its totient is φ = 474405360.

The previous prime is 1423433381. The next prime is 1423433461. The reversal of 1423433442 is 2443343241.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37663 + ... + 65309.

It is an arithmetic number, because the mean of its divisors is an integer number (177956352).

Almost surely, 2^1423433442 is an apocalyptic number.

1423433442 is an abundant number, since it is smaller than the sum of its proper divisors (1423868190).

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

1423433442 is a wasteful number, since it uses less digits than its factorization.

1423433442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36233.

The product of its digits is 27648, while the sum is 30.

The square root of 1423433442 is about 37728.4169029128. The cubic root of 1423433442 is about 1124.8960409615.

Adding to 1423433442 its reverse (2443343241), we get a palindrome (3866776683).

The spelling of 1423433442 in words is "one billion, four hundred twenty-three million, four hundred thirty-three thousand, four hundred forty-two".