34220045 has 16 divisors (see below), whose sum is σ = 44235840. Its totient is φ = 25329024.

The previous prime is 34220027. The next prime is 34220047. The reversal of 34220045 is 54002243.

It is a cyclic number.

It is not a de Polignac number, because 34220045 - 2⁶ = 34219981 is a prime.

It is a super-2 number, since 2×34220045² = 2342022959604050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34219999 and 34220026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34220047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104 + ... + 8273.

It is an arithmetic number, because the mean of its divisors is an integer number (2764740).

Almost surely, 2^34220045 is an apocalyptic number.

It is an amenable number.

34220045 is a deficient number, since it is larger than the sum of its proper divisors (10015795).

34220045 is a wasteful number, since it uses less digits than its factorization.

34220045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8444.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 34220045 is about 5849.7901671769. The cubic root of 34220045 is about 324.6585605473.

Adding to 34220045 its reverse (54002243), we get a palindrome (88222288).

The spelling of 34220045 in words is "thirty-four million, two hundred twenty thousand, forty-five".