3245506380 has 240 divisors, whose sum is σ = 10854176256. Its totient is φ = 808980480.

The previous prime is 3245506373. The next prime is 3245506387. The reversal of 3245506380 is 836055423.

It is a happy number.

3245506380 is a `hidden beast` number, since 3 + 24 + 550 + 6 + 3 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (3245506373) and next prime (3245506387).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3245506387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5259832 + ... + 5260448.

Almost surely, 2^3245506380 is an apocalyptic number.

3245506380 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 3245506380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5427088128).

3245506380 is an abundant number, since it is smaller than the sum of its proper divisors (7608669876).

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

3245506380 is a wasteful number, since it uses less digits than its factorization.

3245506380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 3245506380 is about 56969.3459678097. The cubic root of 3245506380 is about 1480.5650356528.

The spelling of 3245506380 in words is "three billion, two hundred forty-five million, five hundred six thousand, three hundred eighty".