3390823 has 8 divisors (see below), whose sum is σ = 3499776. Its totient is φ = 3283200.

The previous prime is 3390809. The next prime is 3390839. The reversal of 3390823 is 3280933.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3390823 is a prime.

It is a super-2 number, since 2×3390823² = 22995361234658, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3390791 and 3390800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3390323) 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, 7615 + ... + 8047.

It is an arithmetic number, because the mean of its divisors is an integer number (437472).

Almost surely, 2^3390823 is an apocalyptic number.

3390823 is a deficient number, since it is larger than the sum of its proper divisors (108953).

3390823 is a wasteful number, since it uses less digits than its factorization.

3390823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 3390823 is about 1841.4187465104. The cubic root of 3390823 is about 150.2340494306.

The spelling of 3390823 in words is "three million, three hundred ninety thousand, eight hundred twenty-three".