34345642 has 8 divisors (see below), whose sum is σ = 51543396. Its totient is φ = 17164512.

The previous prime is 34345639. The next prime is 34345667. The reversal of 34345642 is 24654343.

It can be written as a sum of positive squares in 2 ways, for example, as 27888961 + 6456681 = 5281^2 + 2541^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5478 + ... + 9934.

Almost surely, 2^34345642 is an apocalyptic number.

34345642 is a deficient number, since it is larger than the sum of its proper divisors (17197754).

34345642 is a wasteful number, since it uses less digits than its factorization.

34345642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312.

The product of its digits is 34560, while the sum is 31.

The square root of 34345642 is about 5860.5155063356. The cubic root of 34345642 is about 325.0552710732.

Adding to 34345642 its reverse (24654343), we get a palindrome (58999985).

The spelling of 34345642 in words is "thirty-four million, three hundred forty-five thousand, six hundred forty-two".