1442333404 has 24 divisors (see below), whose sum is σ = 2718793728. Its totient is φ = 667558320.

The previous prime is 1442333401. The next prime is 1442333407. The reversal of 1442333404 is 4043332441.

It is an interprime number because it is at equal distance from previous prime (1442333401) and next prime (1442333407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442333401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250012 + ... + 255715.

It is an arithmetic number, because the mean of its divisors is an integer number (113283072).

Almost surely, 2^1442333404 is an apocalyptic number.

It is an amenable number.

1442333404 is a deficient number, since it is larger than the sum of its proper divisors (1276460324).

1442333404 is a wasteful number, since it uses less digits than its factorization.

1442333404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505785 (or 505783 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 1442333404 is about 37978.0647742878. The cubic root of 1442333404 is about 1129.8528547273.

Adding to 1442333404 its reverse (4043332441), we get a palindrome (5485665845).

The spelling of 1442333404 in words is "one billion, four hundred forty-two million, three hundred thirty-three thousand, four hundred four".