34209146 has 4 divisors (see below), whose sum is σ = 51313722. Its totient is φ = 17104572.

The previous prime is 34209113. The next prime is 34209157. The reversal of 34209146 is 64190243.

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

It can be written as a sum of positive squares in only one way, i.e., 29539225 + 4669921 = 5435^2 + 2161^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8552285 + ... + 8552288.

Almost surely, 2^34209146 is an apocalyptic number.

34209146 is a deficient number, since it is larger than the sum of its proper divisors (17104576).

34209146 is a wasteful number, since it uses less digits than its factorization.

34209146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17104575.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 34209146 is about 5848.8585211133. The cubic root of 34209146 is about 324.6240892369.

Adding to 34209146 its reverse (64190243), we get a palindrome (98399389).

The spelling of 34209146 in words is "thirty-four million, two hundred nine thousand, one hundred forty-six".