4929821269 has 4 divisors (see below), whose sum is σ = 4929961696. Its totient is φ = 4929680844.

The previous prime is 4929821261. The next prime is 4929821291. The reversal of 4929821269 is 9621289294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4929821269 - 2³ = 4929821261 is a prime.

It is a super-2 number, since 2×4929821269² = 48606275488569540722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4929821261) 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 3 ways as a sum of consecutive naturals, for example, 34792 + ... + 105214.

It is an arithmetic number, because the mean of its divisors is an integer number (1232490424).

Almost surely, 2^4929821269 is an apocalyptic number.

It is an amenable number.

4929821269 is a deficient number, since it is larger than the sum of its proper divisors (140427).

4929821269 is an equidigital number, since it uses as much as digits as its factorization.

4929821269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140426.

The product of its digits is 1119744, while the sum is 52.

The square root of 4929821269 is about 70212.6859548899. The cubic root of 4929821269 is about 1701.9379593680.

The spelling of 4929821269 in words is "four billion, nine hundred twenty-nine million, eight hundred twenty-one thousand, two hundred sixty-nine".