3321390 has 32 divisors (see below), whose sum is σ = 8392320. Its totient is φ = 838944.

The previous prime is 3321323. The next prime is 3321401. The reversal of 3321390 is 931233.

It is a super-2 number, since 2×3321390² = 22063263064200, which contains 22 as substring.

It is a congruent number.

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, 2344 + ... + 3483.

It is an arithmetic number, because the mean of its divisors is an integer number (262260).

Almost surely, 2^3321390 is an apocalyptic number.

3321390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3321390 is an abundant number, since it is smaller than the sum of its proper divisors (5070930).

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

3321390 is a wasteful number, since it uses less digits than its factorization.

3321390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its (nonzero) digits is 486, while the sum is 21.

The square root of 3321390 is about 1822.4681067168. The cubic root of 3321390 is about 149.2015350105.

The spelling of 3321390 in words is "three million, three hundred twenty-one thousand, three hundred ninety".