4928213491 has 4 divisors (see below), whose sum is σ = 4932723472. Its totient is φ = 4923703512.

The previous prime is 4928213461. The next prime is 4928213527. The reversal of 4928213491 is 1943128294.

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

It is a cyclic number.

It is not a de Polignac number, because 4928213491 - 2⁹ = 4928212979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4928213401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2253351 + ... + 2255536.

It is an arithmetic number, because the mean of its divisors is an integer number (1233180868).

Almost surely, 2^4928213491 is an apocalyptic number.

4928213491 is a deficient number, since it is larger than the sum of its proper divisors (4509981).

4928213491 is a wasteful number, since it uses less digits than its factorization.

4928213491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509980.

The product of its digits is 124416, while the sum is 43.

The square root of 4928213491 is about 70201.2356800078. The cubic root of 4928213491 is about 1701.7529198041.

The spelling of 4928213491 in words is "four billion, nine hundred twenty-eight million, two hundred thirteen thousand, four hundred ninety-one".