3739978 has 16 divisors (see below), whose sum is σ = 6251904. Its totient is φ = 1663360.

The previous prime is 3739943. The next prime is 3739987. The reversal of 3739978 is 8799373.

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, 775 + ... + 2842.

It is an arithmetic number, because the mean of its divisors is an integer number (390744).

Almost surely, 2^3739978 is an apocalyptic number.

3739978 is a deficient number, since it is larger than the sum of its proper divisors (2511926).

3739978 is a wasteful number, since it uses less digits than its factorization.

3739978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3677.

The product of its digits is 285768, while the sum is 46.

The square root of 3739978 is about 1933.9022726084. The cubic root of 3739978 is about 155.2230987779.

The spelling of 3739978 in words is "three million, seven hundred thirty-nine thousand, nine hundred seventy-eight".