143342342 has 16 divisors (see below), whose sum is σ = 252603792. Its totient is φ = 60143520.

The previous prime is 143342281. The next prime is 143342347. The reversal of 143342342 is 243243341.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143342347) 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, 250313 + ... + 250884.

It is an arithmetic number, because the mean of its divisors is an integer number (15787737).

Almost surely, 2^143342342 is an apocalyptic number.

143342342 is a deficient number, since it is larger than the sum of its proper divisors (109261450).

143342342 is a wasteful number, since it uses less digits than its factorization.

143342342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501223.

The product of its digits is 6912, while the sum is 26.

The square root of 143342342 is about 11972.5662244984. The cubic root of 143342342 is about 523.3491204707.

Adding to 143342342 its reverse (243243341), we get a palindrome (386585683).

Subtracting 143342342 from its reverse (243243341), we obtain a palindrome (99900999).

The spelling of 143342342 in words is "one hundred forty-three million, three hundred forty-two thousand, three hundred forty-two".