4421969782 has 4 divisors (see below), whose sum is σ = 6632954676. Its totient is φ = 2210984890.

The previous prime is 4421969767. The next prime is 4421969791. The reversal of 4421969782 is 2879691244.

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

It is a super-2 number, since 2×4421969782² = 39107633505842255048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105492444 + ... + 1105492447.

It is an arithmetic number, because the mean of its divisors is an integer number (1658238669).

Almost surely, 2^4421969782 is an apocalyptic number.

4421969782 is a deficient number, since it is larger than the sum of its proper divisors (2210984894).

4421969782 is a wasteful number, since it uses less digits than its factorization.

4421969782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210984893.

The product of its digits is 1741824, while the sum is 52.

The square root of 4421969782 is about 66497.8930643671. The cubic root of 4421969782 is about 1641.3653341141.

The spelling of 4421969782 in words is "four billion, four hundred twenty-one million, nine hundred sixty-nine thousand, seven hundred eighty-two".