142234475 has 24 divisors (see below), whose sum is σ = 190694640. Its totient is φ = 104872320.

The previous prime is 142234459. The next prime is 142234481. The reversal of 142234475 is 574432241.

It is not a de Polignac number, because 142234475 - 2⁴ = 142234459 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13529 + ... + 21621.

It is an arithmetic number, because the mean of its divisors is an integer number (7945610).

Almost surely, 2^142234475 is an apocalyptic number.

142234475 is a deficient number, since it is larger than the sum of its proper divisors (48460165).

142234475 is a wasteful number, since it uses less digits than its factorization.

142234475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8159 (or 8154 counting only the distinct ones).

The product of its digits is 26880, while the sum is 32.

The square root of 142234475 is about 11926.2095822604. The cubic root of 142234475 is about 521.9973417264.

The spelling of 142234475 in words is "one hundred forty-two million, two hundred thirty-four thousand, four hundred seventy-five".