3509345 has 8 divisors (see below), whose sum is σ = 4812864. Its totient is φ = 2406384.

The previous prime is 3509321. The next prime is 3509347. The reversal of 3509345 is 5439053.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3509345 - 2¹⁴ = 3492961 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3509347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50099 + ... + 50168.

It is an arithmetic number, because the mean of its divisors is an integer number (601608).

Almost surely, 2^3509345 is an apocalyptic number.

3509345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3509345 is a deficient number, since it is larger than the sum of its proper divisors (1303519).

3509345 is a wasteful number, since it uses less digits than its factorization.

3509345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100279.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 3509345 is about 1873.3245847957. The cubic root of 3509345 is about 151.9644567170.

The spelling of 3509345 in words is "three million, five hundred nine thousand, three hundred forty-five".