34205997 has 8 divisors (see below), whose sum is σ = 52123456. Its totient is φ = 19546272.

The previous prime is 34205987. The next prime is 34206001. The reversal of 34205997 is 79950243.

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

It is not a de Polignac number, because 34205997 - 2¹² = 34201901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34205987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814408 + ... + 814449.

It is an arithmetic number, because the mean of its divisors is an integer number (6515432).

Almost surely, 2^34205997 is an apocalyptic number.

It is an amenable number.

34205997 is a deficient number, since it is larger than the sum of its proper divisors (17917459).

34205997 is a wasteful number, since it uses less digits than its factorization.

34205997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628867.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 34205997 is about 5848.5893170918. The cubic root of 34205997 is about 324.6141282299.

The spelling of 34205997 in words is "thirty-four million, two hundred five thousand, nine hundred ninety-seven".