34440429 has 16 divisors (see below), whose sum is σ = 47736000. Its totient is φ = 22060416.

The previous prime is 34440421. The next prime is 34440437. The reversal of 34440429 is 92404443.

It is an interprime number because it is at equal distance from previous prime (34440421) and next prime (34440437).

It is not a de Polignac number, because 34440429 - 2³ = 34440421 is a prime.

It is a super-2 number, since 2×34440429² = 2372286299408082, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34440396 and 34440405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34440421) 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, 19422 + ... + 21120.

It is an arithmetic number, because the mean of its divisors is an integer number (2983500).

Almost surely, 2^34440429 is an apocalyptic number.

It is an amenable number.

34440429 is a deficient number, since it is larger than the sum of its proper divisors (13295571).

34440429 is a wasteful number, since it uses less digits than its factorization.

34440429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 34440429 is about 5868.5968510369. The cubic root of 34440429 is about 325.3540252626.

The spelling of 34440429 in words is "thirty-four million, four hundred forty thousand, four hundred twenty-nine".