34722205421 has 4 divisors (see below), whose sum is σ = 34972005600. Its totient is φ = 34472405244.

The previous prime is 34722205391. The next prime is 34722205423. The reversal of 34722205421 is 12450222743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34722205421 - 2³⁴ = 17542336237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34722205423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124899881 + ... + 124900158.

It is an arithmetic number, because the mean of its divisors is an integer number (8743001400).

Almost surely, 2^34722205421 is an apocalyptic number.

It is an amenable number.

34722205421 is a deficient number, since it is larger than the sum of its proper divisors (249800179).

34722205421 is a wasteful number, since it uses less digits than its factorization.

34722205421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249800178.

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 34722205421 in words is "thirty-four billion, seven hundred twenty-two million, two hundred five thousand, four hundred twenty-one".