34512142 has 16 divisors (see below), whose sum is σ = 62644320. Its totient is φ = 13920768.

The previous prime is 34512103. The next prime is 34512143. The reversal of 34512142 is 24121543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34512143) 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, 72267 + ... + 72742.

It is an arithmetic number, because the mean of its divisors is an integer number (3915270).

Almost surely, 2^34512142 is an apocalyptic number.

34512142 is a deficient number, since it is larger than the sum of its proper divisors (28132178).

34512142 is a wasteful number, since it uses less digits than its factorization.

34512142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145035.

The product of its digits is 960, while the sum is 22.

The square root of 34512142 is about 5874.7035669896. The cubic root of 34512142 is about 325.5796896760.

Adding to 34512142 its reverse (24121543), we get a palindrome (58633685).

The spelling of 34512142 in words is "thirty-four million, five hundred twelve thousand, one hundred forty-two".