4444333994 has 4 divisors (see below), whose sum is σ = 6666500994. Its totient is φ = 2222166996.

The previous prime is 4444333991. The next prime is 4444334057. The reversal of 4444333994 is 4993334444.

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., 4337934769 + 106399225 = 65863^2 + 10315^2 .

It is not an unprimeable number, because it can be changed into a prime (4444333991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111083497 + ... + 1111083500.

Almost surely, 2^4444333994 is an apocalyptic number.

4444333994 is a deficient number, since it is larger than the sum of its proper divisors (2222167000).

4444333994 is a wasteful number, since it uses less digits than its factorization.

4444333994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222166999.

The product of its digits is 2239488, while the sum is 47.

The square root of 4444333994 is about 66665.8382831867. The cubic root of 4444333994 is about 1644.1277630632.

The spelling of 4444333994 in words is "four billion, four hundred forty-four million, three hundred thirty-three thousand, nine hundred ninety-four".