142253562 has 32 divisors (see below), whose sum is σ = 314311680. Its totient is φ = 42559920.

The previous prime is 142253557. The next prime is 142253593. The reversal of 142253562 is 265352241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8428 + ... + 18855.

It is an arithmetic number, because the mean of its divisors is an integer number (9822240).

Almost surely, 2^142253562 is an apocalyptic number.

142253562 is an abundant number, since it is smaller than the sum of its proper divisors (172058118).

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

142253562 is a wasteful number, since it uses less digits than its factorization.

142253562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27378.

The product of its digits is 14400, while the sum is 30.

The square root of 142253562 is about 11927.0097677498. The cubic root of 142253562 is about 522.0206903030.

The spelling of 142253562 in words is "one hundred forty-two million, two hundred fifty-three thousand, five hundred sixty-two".