3301203978 has 64 divisors (see below), whose sum is σ = 7506781440. Its totient is φ = 1075032000.

The previous prime is 3301203977. The next prime is 3301203979. The reversal of 3301203978 is 8793021033.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3301203977) and next prime (3301203979).

It is not an unprimeable number, because it can be changed into a prime (3301203977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 494076 + ... + 500712.

It is an arithmetic number, because the mean of its divisors is an integer number (117293460).

Almost surely, 2^3301203978 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3301203978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3753390720).

3301203978 is an abundant number, since it is smaller than the sum of its proper divisors (4205577462).

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

3301203978 is a wasteful number, since it uses less digits than its factorization.

3301203978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6860 (or 6854 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 3301203978 is about 57456.1047931375. The cubic root of 3301203978 is about 1488.9865904472.

The spelling of 3301203978 in words is "three billion, three hundred one million, two hundred three thousand, nine hundred seventy-eight".