3214920 has 64 divisors (see below), whose sum is σ = 9803520. Its totient is φ = 843264.

The previous prime is 3214909. The next prime is 3214949. The reversal of 3214920 is 294123.

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, 8577 + ... + 8943.

It is an arithmetic number, because the mean of its divisors is an integer number (153180).

Almost surely, 2^3214920 is an apocalyptic number.

3214920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3214920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4901760).

3214920 is an abundant number, since it is smaller than the sum of its proper divisors (6588600).

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

3214920 is a wasteful number, since it uses less digits than its factorization.

3214920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 3214920 is about 1793.0197991099. The cubic root of 3214920 is about 147.5899288815.

The spelling of 3214920 in words is "three million, two hundred fourteen thousand, nine hundred twenty".