142233404 has 6 divisors (see below), whose sum is σ = 248908464. Its totient is φ = 71116700.

The previous prime is 142233401. The next prime is 142233437. The reversal of 142233404 is 404332241.

It is a self number, because there is not a number n which added to its sum of digits gives 142233404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142233401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17779172 + ... + 17779179.

It is an arithmetic number, because the mean of its divisors is an integer number (41484744).

Almost surely, 2^142233404 is an apocalyptic number.

It is an amenable number.

142233404 is a deficient number, since it is larger than the sum of its proper divisors (106675060).

142233404 is a wasteful number, since it uses less digits than its factorization.

142233404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35558355 (or 35558353 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 142233404 is about 11926.1646810699. The cubic root of 142233404 is about 521.9960315411.

Adding to 142233404 its reverse (404332241), we get a palindrome (546565645).

The spelling of 142233404 in words is "one hundred forty-two million, two hundred thirty-three thousand, four hundred four".