3781408100 has 36 divisors (see below), whose sum is σ = 8285344704. Its totient is φ = 1497874080.

The previous prime is 3781408091. The next prime is 3781408123. The reversal of 3781408100 is 18041873.

3781408100 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 2×3781408100² = 28598094437491220000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173264 + ... + 193863.

It is an arithmetic number, because the mean of its divisors is an integer number (230148464).

Almost surely, 2^3781408100 is an apocalyptic number.

It is an amenable number.

3781408100 is an abundant number, since it is smaller than the sum of its proper divisors (4503936604).

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

3781408100 is a wasteful number, since it uses less digits than its factorization.

3781408100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367244 (or 367237 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 3781408100 is about 61493.1549036151. The cubic root of 3781408100 is about 1557.9416338159.

Adding to 3781408100 its reverse (18041873), we get a palindrome (3799449973).

The spelling of 3781408100 in words is "three billion, seven hundred eighty-one million, four hundred eight thousand, one hundred".