3490505 has 8 divisors (see below), whose sum is σ = 4200000. Its totient is φ = 2784816.

The previous prime is 3490493. The next prime is 3490517. The reversal of 3490505 is 5050943.

It is an interprime number because it is at equal distance from previous prime (3490493) and next prime (3490517).

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 3490505 - 2⁶ = 3490441 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1796 + ... + 3194.

It is an arithmetic number, because the mean of its divisors is an integer number (525000).

Almost surely, 2^3490505 is an apocalyptic number.

It is an amenable number.

3490505 is a deficient number, since it is larger than the sum of its proper divisors (709495).

3490505 is a wasteful number, since it uses less digits than its factorization.

3490505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 3490505 is about 1868.2893244891. The cubic root of 3490505 is about 151.6920270491.

The spelling of 3490505 in words is "three million, four hundred ninety thousand, five hundred five".