3505429 has 4 divisors (see below), whose sum is σ = 3532320. Its totient is φ = 3478540.

The previous prime is 3505421. The next prime is 3505457. The reversal of 3505429 is 9245053.

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 3505429 - 2³ = 3505421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3505397 and 3505406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13249 + ... + 13510.

It is an arithmetic number, because the mean of its divisors is an integer number (883080).

Almost surely, 2^3505429 is an apocalyptic number.

It is an amenable number.

3505429 is a deficient number, since it is larger than the sum of its proper divisors (26891).

3505429 is a wasteful number, since it uses less digits than its factorization.

3505429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26890.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 3505429 is about 1872.2790924432. The cubic root of 3505429 is about 151.9079110938.

The spelling of 3505429 in words is "three million, five hundred five thousand, four hundred twenty-nine".