34429945 has 12 divisors (see below), whose sum is σ = 45414180. Its totient is φ = 25039520.

The previous prime is 34429937. The next prime is 34429949. The reversal of 34429945 is 54992443.

It can be written as a sum of positive squares in 2 ways, for example, as 10036224 + 24393721 = 3168^2 + 4939^2 .

It is not a de Polignac number, because 34429945 - 2³ = 34429937 is a prime.

It is a super-2 number, since 2×34429945² = 2370842225406050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34429898 and 34429907.

It is not an unprimeable number, because it can be changed into a prime (34429949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27850 + ... + 29059.

It is an arithmetic number, because the mean of its divisors is an integer number (3784515).

Almost surely, 2^34429945 is an apocalyptic number.

It is an amenable number.

34429945 is a deficient number, since it is larger than the sum of its proper divisors (10984235).

34429945 is a wasteful number, since it uses less digits than its factorization.

34429945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56936 (or 56925 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 34429945 is about 5867.7035542024. The cubic root of 34429945 is about 325.3210082738.

The spelling of 34429945 in words is "thirty-four million, four hundred twenty-nine thousand, nine hundred forty-five".