142214534 has 16 divisors (see below), whose sum is σ = 265959936. Its totient is φ = 55408200.

The previous prime is 142214509. The next prime is 142214539. The reversal of 142214534 is 435412241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142214539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461582 + ... + 461889.

It is an arithmetic number, because the mean of its divisors is an integer number (16622496).

Almost surely, 2^142214534 is an apocalyptic number.

142214534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142214534 is a deficient number, since it is larger than the sum of its proper divisors (123745402).

142214534 is a wasteful number, since it uses less digits than its factorization.

142214534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923491.

The product of its digits is 3840, while the sum is 26.

The square root of 142214534 is about 11925.3735371266. The cubic root of 142214534 is about 521.9729462450.

Adding to 142214534 its reverse (435412241), we get a palindrome (577626775).

The spelling of 142214534 in words is "one hundred forty-two million, two hundred fourteen thousand, five hundred thirty-four".