3980304240 has 160 divisors (see below), whose sum is σ = 13715122176. Its totient is φ = 946682880.

The previous prime is 3980304239. The next prime is 3980304257. The reversal of 3980304240 is 424030893.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125697 + ... + 154143.

Almost surely, 2^3980304240 is an apocalyptic number.

3980304240 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 3980304240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6857561088).

3980304240 is an abundant number, since it is smaller than the sum of its proper divisors (9734817936).

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

3980304240 is a wasteful number, since it uses less digits than its factorization.

3980304240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28527 (or 28521 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 3980304240 is about 63089.6524003739. The cubic root of 3980304240 is about 1584.7913414051.

The spelling of 3980304240 in words is "three billion, nine hundred eighty million, three hundred four thousand, two hundred forty".