3194240 has 128 divisors (see below), whose sum is σ = 9400320. Its totient is φ = 1013760.

The previous prime is 3194227. The next prime is 3194273. The reversal of 3194240 is 424913.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 103025 + ... + 103055.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

Almost surely, 2^3194240 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 3194240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4700160).

3194240 is an abundant number, since it is smaller than the sum of its proper divisors (6206080).

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

3194240 is a wasteful number, since it uses less digits than its factorization.

3194240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 3194240 is about 1787.2436879172. The cubic root of 3194240 is about 147.2727900865.

The spelling of 3194240 in words is "three million, one hundred ninety-four thousand, two hundred forty".