3914938 has 4 divisors (see below), whose sum is σ = 5872410. Its totient is φ = 1957468.

The previous prime is 3914923. The next prime is 3914941. The reversal of 3914938 is 8394193.

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., 3448449 + 466489 = 1857^2 + 683^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3914897 and 3914906.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978733 + ... + 978736.

Almost surely, 2^3914938 is an apocalyptic number.

3914938 is a deficient number, since it is larger than the sum of its proper divisors (1957472).

3914938 is a wasteful number, since it uses less digits than its factorization.

3914938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957471.

The product of its digits is 23328, while the sum is 37.

The square root of 3914938 is about 1978.6202263193. The cubic root of 3914938 is about 157.6068041846.

It can be divided in two parts, 391 and 4938, that added together give a square (5329 = 73²).

The spelling of 3914938 in words is "three million, nine hundred fourteen thousand, nine hundred thirty-eight".