142443562 has 16 divisors (see below), whose sum is σ = 220280832. Its totient is φ = 69031440.

The previous prime is 142443559. The next prime is 142443571. The reversal of 142443562 is 265344241.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16503 + ... + 23605.

It is an arithmetic number, because the mean of its divisors is an integer number (13767552).

Almost surely, 2^142443562 is an apocalyptic number.

142443562 is a deficient number, since it is larger than the sum of its proper divisors (77837270).

142443562 is a wasteful number, since it uses less digits than its factorization.

142443562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413.

The product of its digits is 23040, while the sum is 31.

The square root of 142443562 is about 11934.9722245173. The cubic root of 142443562 is about 522.2529980320.

The spelling of 142443562 in words is "one hundred forty-two million, four hundred forty-three thousand, five hundred sixty-two".