3778704 has 40 divisors (see below), whose sum is σ = 10847520. Its totient is φ = 1259424.

The previous prime is 3778681. The next prime is 3778717. The reversal of 3778704 is 4078773.

It is a happy number.

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

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, 3942 + ... + 4805.

It is an arithmetic number, because the mean of its divisors is an integer number (271188).

Almost surely, 2^3778704 is an apocalyptic number.

It is an amenable number.

3778704 is an abundant number, since it is smaller than the sum of its proper divisors (7068816).

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

3778704 is a wasteful number, since it uses less digits than its factorization.

3778704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8764 (or 8752 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 3778704 is about 1943.8888857134. Note that the first 5 decimals coincide. The cubic root of 3778704 is about 155.7570181836.

The spelling of 3778704 in words is "three million, seven hundred seventy-eight thousand, seven hundred four".