34420302243 has 40 divisors (see below), whose sum is σ = 52978891680. Its totient is φ = 22254289920.

The previous prime is 34420302223. The next prime is 34420302251. The reversal of 34420302243 is 34220302443.

It is not a de Polignac number, because 34420302243 - 2⁵ = 34420302211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (34420302223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 913603 + ... + 950531.

It is an arithmetic number, because the mean of its divisors is an integer number (1324472292).

Almost surely, 2^34420302243 is an apocalyptic number.

34420302243 is a deficient number, since it is larger than the sum of its proper divisors (18558589437).

34420302243 is a wasteful number, since it uses less digits than its factorization.

34420302243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37289 (or 37280 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 34420302243 its reverse (34220302443), we get a palindrome (68640604686).

The spelling of 34420302243 in words is "thirty-four billion, four hundred twenty million, three hundred two thousand, two hundred forty-three".