34406643 has 8 divisors (see below), whose sum is σ = 47870208. Its totient is φ = 21940424.

The previous prime is 34406629. The next prime is 34406651. The reversal of 34406643 is 34660443.

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

It is a cyclic number.

It is not a de Polignac number, because 34406643 - 2⁴ = 34406627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34406643.

It is not an unprimeable number, because it can be changed into a prime (34406653) 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, 249255 + ... + 249392.

It is an arithmetic number, because the mean of its divisors is an integer number (5983776).

Almost surely, 2^34406643 is an apocalyptic number.

34406643 is a deficient number, since it is larger than the sum of its proper divisors (13463565).

34406643 is a wasteful number, since it uses less digits than its factorization.

34406643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498673.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 34406643 is about 5865.7176031582. The cubic root of 34406643 is about 325.2475998793.

The spelling of 34406643 in words is "thirty-four million, four hundred six thousand, six hundred forty-three".