4272191044 has 27 divisors (see below), whose sum is σ = 8220555903. Its totient is φ = 1941251400.

The previous prime is 4272191041. The next prime is 4272191081. The reversal of 4272191044 is 4401912724.

It is a happy number.

The square root of 4272191044 is 65362.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4272191041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1436479 + ... + 1439449.

Almost surely, 2^4272191044 is an apocalyptic number.

4272191044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

4272191044 is the 65362-nd square number.

It is an amenable number.

4272191044 is a deficient number, since it is larger than the sum of its proper divisors (3948364859).

4272191044 is an equidigital number, since it uses as much as digits as its factorization.

4272191044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The cubic root of 4272191044 is about 1622.6202381448.

The spelling of 4272191044 in words is "four billion, two hundred seventy-two million, one hundred ninety-one thousand, forty-four".