34142605 has 16 divisors (see below), whose sum is σ = 47145600. Its totient is φ = 23251392.

The previous prime is 34142593. The next prime is 34142609. The reversal of 34142605 is 50624143.

It is a cyclic number.

It is not a de Polignac number, because 34142605 - 2¹³ = 34134413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34142605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34142609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1942 + ... + 8488.

It is an arithmetic number, because the mean of its divisors is an integer number (2946600).

Almost surely, 2^34142605 is an apocalyptic number.

34142605 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34142605 is a deficient number, since it is larger than the sum of its proper divisors (13002995).

34142605 is a wasteful number, since it uses less digits than its factorization.

34142605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 34142605 is about 5843.1673773733. The cubic root of 34142605 is about 324.4134746828.

Adding to 34142605 its reverse (50624143), we get a palindrome (84766748).

The spelling of 34142605 in words is "thirty-four million, one hundred forty-two thousand, six hundred five".