3458320 has 40 divisors (see below), whose sum is σ = 8124480. Its totient is φ = 1368960.

The previous prime is 3458317. The next prime is 3458333. The reversal of 3458320 is 238543.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10965 + ... + 11275.

It is an arithmetic number, because the mean of its divisors is an integer number (203112).

Almost surely, 2^3458320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3458320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4062240).

3458320 is an abundant number, since it is smaller than the sum of its proper divisors (4666160).

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

3458320 is a wasteful number, since it uses less digits than its factorization.

3458320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 3458320 is about 1859.6558821459. The cubic root of 3458320 is about 151.2243496333.

The spelling of 3458320 in words is "three million, four hundred fifty-eight thousand, three hundred twenty".