4386938 has 4 divisors (see below), whose sum is σ = 6580410. Its totient is φ = 2193468.

The previous prime is 4386919. The next prime is 4386947. The reversal of 4386938 is 8396834.

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., 3892729 + 494209 = 1973^2 + 703^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4386895 and 4386904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1096733 + ... + 1096736.

Almost surely, 2^4386938 is an apocalyptic number.

4386938 is a deficient number, since it is larger than the sum of its proper divisors (2193472).

4386938 is a wasteful number, since it uses less digits than its factorization.

4386938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193471.

The product of its digits is 124416, while the sum is 41.

The square root of 4386938 is about 2094.5018500827. The cubic root of 4386938 is about 163.7019422712.

The spelling of 4386938 in words is "four million, three hundred eighty-six thousand, nine hundred thirty-eight".