34112142 has 12 divisors (see below), whose sum is σ = 73909680. Its totient is φ = 11370708.

The previous prime is 34112137. The next prime is 34112147. The reversal of 34112142 is 24121143.

It is an interprime number because it is at equal distance from previous prime (34112137) and next prime (34112147).

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1895119 = 34112142 / (3 + 4 + 1 + 1 + 2 + 1 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34112147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 947542 + ... + 947577.

It is an arithmetic number, because the mean of its divisors is an integer number (6159140).

Almost surely, 2^34112142 is an apocalyptic number.

34112142 is an abundant number, since it is smaller than the sum of its proper divisors (39797538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34112142 is a wasteful number, since it uses less digits than its factorization.

34112142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895127 (or 1895124 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 34112142 is about 5840.5600758831. The cubic root of 34112142 is about 324.3169623408.

Adding to 34112142 its reverse (24121143), we get a palindrome (58233285).

Subtracting from 34112142 its reverse (24121143), we obtain a palindrome (9990999).

The spelling of 34112142 in words is "thirty-four million, one hundred twelve thousand, one hundred forty-two".