3345563250 has 256 divisors, whose sum is σ = 9762854400. Its totient is φ = 857304000.

The previous prime is 3345563213. The next prime is 3345563251. The reversal of 3345563250 is 523655433.

3345563250 is a `hidden beast` number, since 3 + 3 + 45 + 563 + 2 + 50 = 666.

It is a super-2 number, since 2×3345563250² = 22385586919501125000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3345563251) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15855645 + ... + 15855855.

It is an arithmetic number, because the mean of its divisors is an integer number (38136150).

Almost surely, 2^3345563250 is an apocalyptic number.

3345563250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3345563250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4881427200).

3345563250 is an abundant number, since it is smaller than the sum of its proper divisors (6417291150).

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

3345563250 is an equidigital number, since it uses as much as digits as its factorization.

3345563250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The square root of 3345563250 is about 57840.8441328444. The cubic root of 3345563250 is about 1495.6262593236.

The spelling of 3345563250 in words is "three billion, three hundred forty-five million, five hundred sixty-three thousand, two hundred fifty".