34202643 has 4 divisors (see below), whose sum is σ = 45603528. Its totient is φ = 22801760.

The previous prime is 34202627. The next prime is 34202647. The reversal of 34202643 is 34620243.

It is a happy number.

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 34202643 - 2⁴ = 34202627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34202647) 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, 5700438 + ... + 5700443.

It is an arithmetic number, because the mean of its divisors is an integer number (11400882).

Almost surely, 2^34202643 is an apocalyptic number.

34202643 is a deficient number, since it is larger than the sum of its proper divisors (11400885).

34202643 is a wasteful number, since it uses less digits than its factorization.

34202643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11400884.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 34202643 is about 5848.3025742518. The cubic root of 34202643 is about 324.6035180887.

Adding to 34202643 its reverse (34620243), we get a palindrome (68822886).

The spelling of 34202643 in words is "thirty-four million, two hundred two thousand, six hundred forty-three".