3904452780 has 24 divisors (see below), whose sum is σ = 10932467952. Its totient is φ = 1041187392.

The previous prime is 3904452779. The next prime is 3904452793. The reversal of 3904452780 is 872544093.

3904452780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3904452780² = 30489503022499456800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32537047 + ... + 32537166.

It is an arithmetic number, because the mean of its divisors is an integer number (455519498).

Almost surely, 2^3904452780 is an apocalyptic number.

3904452780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3904452780 is an abundant number, since it is smaller than the sum of its proper divisors (7028015172).

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

3904452780 is a wasteful number, since it uses less digits than its factorization.

3904452780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65074225 (or 65074223 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 3904452780 is about 62485.6205858596. The cubic root of 3904452780 is about 1574.6597440842.

The spelling of 3904452780 in words is "three billion, nine hundred four million, four hundred fifty-two thousand, seven hundred eighty".