34211142 has 24 divisors (see below), whose sum is σ = 84713616. Its totient is φ = 9774576.

The previous prime is 34211131. The next prime is 34211147. The reversal of 34211142 is 24111243.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34211147) 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, 135633 + ... + 135884.

It is an arithmetic number, because the mean of its divisors is an integer number (3529734).

Almost surely, 2^34211142 is an apocalyptic number.

34211142 is an abundant number, since it is smaller than the sum of its proper divisors (50502474).

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

34211142 is a wasteful number, since it uses less digits than its factorization.

34211142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271532 (or 271529 counting only the distinct ones).

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

The square root of 34211142 is about 5849.0291502095. The cubic root of 34211142 is about 324.6304027247.

Adding to 34211142 its reverse (24111243), we get a palindrome (58322385).

The spelling of 34211142 in words is "thirty-four million, two hundred eleven thousand, one hundred forty-two".