142334433 has 12 divisors (see below), whose sum is σ = 206519040. Its totient is φ = 94462776.

The previous prime is 142334399. The next prime is 142334441. The reversal of 142334433 is 334433241.

It is not a de Polignac number, because 142334433 - 2¹⁴ = 142318049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142334397 and 142334406.

It is not an unprimeable number, because it can be changed into a prime (142334443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33453 + ... + 37466.

It is an arithmetic number, because the mean of its divisors is an integer number (17209920).

Almost surely, 2^142334433 is an apocalyptic number.

It is an amenable number.

142334433 is a deficient number, since it is larger than the sum of its proper divisors (64184607).

142334433 is a wasteful number, since it uses less digits than its factorization.

142334433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71148 (or 71145 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 142334433 is about 11930.3995322873. The cubic root of 142334433 is about 522.1195943005.

Adding to 142334433 its reverse (334433241), we get a palindrome (476767674).

The spelling of 142334433 in words is "one hundred forty-two million, three hundred thirty-four thousand, four hundred thirty-three".