3719978 has 8 divisors (see below), whose sum is σ = 5611680. Its totient is φ = 1849420.

The previous prime is 3719959. The next prime is 3719981. The reversal of 3719978 is 8799173.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4838 + ... + 5553.

It is an arithmetic number, because the mean of its divisors is an integer number (701460).

Almost surely, 2^3719978 is an apocalyptic number.

3719978 is a deficient number, since it is larger than the sum of its proper divisors (1891702).

3719978 is a wasteful number, since it uses less digits than its factorization.

3719978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10572.

The product of its digits is 95256, while the sum is 44.

The square root of 3719978 is about 1928.7244489558. The cubic root of 3719978 is about 154.9459124498.

The spelling of 3719978 in words is "three million, seven hundred nineteen thousand, nine hundred seventy-eight".