3456690 has 16 divisors (see below), whose sum is σ = 8296128. Its totient is φ = 921776.

The previous prime is 3456667. The next prime is 3456703. The reversal of 3456690 is 966543.

It is a happy number.

It is a super-2 number, since 2×3456690² = 23897411512200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 57582 + ... + 57641.

It is an arithmetic number, because the mean of its divisors is an integer number (518508).

Almost surely, 2^3456690 is an apocalyptic number.

3456690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3456690 is an abundant number, since it is smaller than the sum of its proper divisors (4839438).

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

3456690 is a wasteful number, since it uses less digits than its factorization.

3456690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115233.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 3456690 is about 1859.2175773696. The cubic root of 3456690 is about 151.2005871873.

The spelling of 3456690 in words is "three million, four hundred fifty-six thousand, six hundred ninety".