34521142 has 8 divisors (see below), whose sum is σ = 52363800. Its totient is φ = 17066544.

The previous prime is 34521133. The next prime is 34521143. The reversal of 34521142 is 24112543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×34521142³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34521143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96792 + ... + 97147.

It is an arithmetic number, because the mean of its divisors is an integer number (6545475).

Almost surely, 2^34521142 is an apocalyptic number.

34521142 is a deficient number, since it is larger than the sum of its proper divisors (17842658).

34521142 is a wasteful number, since it uses less digits than its factorization.

34521142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194030.

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

The square root of 34521142 is about 5875.4695131538. The cubic root of 34521142 is about 325.6079885332.

Adding to 34521142 its reverse (24112543), we get a palindrome (58633685).

The spelling of 34521142 in words is "thirty-four million, five hundred twenty-one thousand, one hundred forty-two".