3274389720 has 576 divisors, whose sum is σ = 13396687200. Its totient is φ = 688988160.

The previous prime is 3274389707. The next prime is 3274389761. The reversal of 3274389720 is 279834723.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 18292591 + ... + 18292769.

Almost surely, 2^3274389720 is an apocalyptic number.

3274389720 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 3274389720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6698343600).

3274389720 is an abundant number, since it is smaller than the sum of its proper divisors (10122297480).

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

3274389720 is a wasteful number, since it uses less digits than its factorization.

3274389720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The square root of 3274389720 is about 57222.2834217580. The cubic root of 3274389720 is about 1484.9441600606.

The spelling of 3274389720 in words is "three billion, two hundred seventy-four million, three hundred eighty-nine thousand, seven hundred twenty".