30429117 has 12 divisors (see below), whose sum is σ = 44012124. Its totient is φ = 20258880.

The previous prime is 30429107. The next prime is 30429121. The reversal of 30429117 is 71192403.

It can be written as a sum of positive squares in 2 ways, for example, as 14220441 + 16208676 = 3771^2 + 4026^2 .

It is not a de Polignac number, because 30429117 - 2⁶ = 30429053 is a prime.

It is a super-2 number, since 2×30429117² = 1851862322799378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30429107) 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, 6673 + ... + 10265.

It is an arithmetic number, because the mean of its divisors is an integer number (3667677).

Almost surely, 2^30429117 is an apocalyptic number.

It is an amenable number.

30429117 is a deficient number, since it is larger than the sum of its proper divisors (13583007).

30429117 is a wasteful number, since it uses less digits than its factorization.

30429117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540 (or 4537 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 30429117 is about 5516.2593303796. The cubic root of 30429117 is about 312.1977604716.

The spelling of 30429117 in words is "thirty million, four hundred twenty-nine thousand, one hundred seventeen".