4216994 has 4 divisors (see below), whose sum is σ = 6325494. Its totient is φ = 2108496.

The previous prime is 4216963. The next prime is 4216999. The reversal of 4216994 is 4996124.

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., 4182025 + 34969 = 2045^2 + 187^2 .

It is not an unprimeable number, because it can be changed into a prime (4216999) 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, 1054247 + ... + 1054250.

Almost surely, 2^4216994 is an apocalyptic number.

4216994 is a deficient number, since it is larger than the sum of its proper divisors (2108500).

4216994 is a wasteful number, since it uses less digits than its factorization.

4216994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108499.

The product of its digits is 15552, while the sum is 35.

The square root of 4216994 is about 2053.5320791261. The cubic root of 4216994 is about 161.5601797534.

The spelling of 4216994 in words is "four million, two hundred sixteen thousand, nine hundred ninety-four".