142253234 has 16 divisors (see below), whose sum is σ = 226219776. Its totient is φ = 66970800.

The previous prime is 142253233. The next prime is 142253249. The reversal of 142253234 is 432352241.

142253234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (142253233) 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, 28712 + ... + 33299.

It is an arithmetic number, because the mean of its divisors is an integer number (14138736).

Almost surely, 2^142253234 is an apocalyptic number.

142253234 is a deficient number, since it is larger than the sum of its proper divisors (83966542).

142253234 is a wasteful number, since it uses less digits than its factorization.

142253234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62081.

The product of its digits is 5760, while the sum is 26.

The square root of 142253234 is about 11926.9960174388. The cubic root of 142253234 is about 522.0202890877.

The spelling of 142253234 in words is "one hundred forty-two million, two hundred fifty-three thousand, two hundred thirty-four".