3739906 has 4 divisors (see below), whose sum is σ = 5609862. Its totient is φ = 1869952.

The previous prime is 3739891. The next prime is 3739909. The reversal of 3739906 is 6099373.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3575881 + 164025 = 1891^2 + 405^2 .

It is not an unprimeable number, because it can be changed into a prime (3739909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 934975 + ... + 934978.

Almost surely, 2^3739906 is an apocalyptic number.

3739906 is a deficient number, since it is larger than the sum of its proper divisors (1869956).

3739906 is a wasteful number, since it uses less digits than its factorization.

3739906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869955.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 3739906 is about 1933.8836573072. The cubic root of 3739906 is about 155.2221026816. Note that the first 3 decimals are identical.

The spelling of 3739906 in words is "three million, seven hundred thirty-nine thousand, nine hundred six".