34972159 has 4 divisors (see below), whose sum is σ = 35318520. Its totient is φ = 34625800.

The previous prime is 34972151. The next prime is 34972211. The reversal of 34972159 is 95127943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34972159 - 2³ = 34972151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34972151) 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, 173029 + ... + 173230.

It is an arithmetic number, because the mean of its divisors is an integer number (8829630).

Almost surely, 2^34972159 is an apocalyptic number.

34972159 is a deficient number, since it is larger than the sum of its proper divisors (346361).

34972159 is a wasteful number, since it uses less digits than its factorization.

34972159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346360.

The product of its digits is 68040, while the sum is 40.

The square root of 34972159 is about 5913.7263210264. The cubic root of 34972159 is about 327.0198749092.

The spelling of 34972159 in words is "thirty-four million, nine hundred seventy-two thousand, one hundred fifty-nine".