3660378 has 8 divisors (see below), whose sum is σ = 7320768. Its totient is φ = 1220124.

The previous prime is 3660367. The next prime is 3660379. The reversal of 3660378 is 8730663.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3660378 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3660379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305026 + ... + 305037.

It is an arithmetic number, because the mean of its divisors is an integer number (915096).

Almost surely, 2^3660378 is an apocalyptic number.

3660378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3660378 is a wasteful number, since it uses less digits than its factorization.

3660378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610068.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 3660378 is about 1913.2114363028. The cubic root of 3660378 is about 154.1139596141.

The spelling of 3660378 in words is "three million, six hundred sixty thousand, three hundred seventy-eight".