4392243076 has 27 divisors (see below), whose sum is σ = 8326437231. Its totient is φ = 2026393824.

The previous prime is 4392243073. The next prime is 4392243113. The reversal of 4392243076 is 6703422934.

The square root of 4392243076 is 66274.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 59444100 + 4332798976 = 7710^2 + 65824^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4392243073) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1721850 + ... + 1724398.

Almost surely, 2^4392243076 is an apocalyptic number.

4392243076 is the 66274-th square number.

It is an amenable number.

4392243076 is a deficient number, since it is larger than the sum of its proper divisors (3934194155).

4392243076 is an equidigital number, since it uses as much as digits as its factorization.

4392243076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5128 (or 2564 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 40.

The cubic root of 4392243076 is about 1637.6790334405.

The spelling of 4392243076 in words is "four billion, three hundred ninety-two million, two hundred forty-three thousand, seventy-six".