3490690 has 32 divisors (see below), whose sum is σ = 7340544. Its totient is φ = 1170240.

The previous prime is 3490681. The next prime is 3490703. The reversal of 3490690 is 960943.

It is a super-2 number, since 2×3490690² = 24369833352200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2760 + ... + 3820.

It is an arithmetic number, because the mean of its divisors is an integer number (229392).

Almost surely, 2^3490690 is an apocalyptic number.

3490690 is an abundant number, since it is smaller than the sum of its proper divisors (3849854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3490690 is a wasteful number, since it uses less digits than its factorization.

3490690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 3490690 is about 1868.3388343660. The cubic root of 3490690 is about 151.6947069410.

The spelling of 3490690 in words is "three million, four hundred ninety thousand, six hundred ninety".