4928221469 has 8 divisors (see below), whose sum is σ = 4981615320. Its totient is φ = 4874976576.

The previous prime is 4928221457. The next prime is 4928221499. The reversal of 4928221469 is 9641228294.

4928221469 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10004569 + 4918216900 = 3163^2 + 70130^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4928221469 - 2¹² = 4928217373 is a prime.

It is a super-2 number, since 2×4928221469² = 48574733695025035922, 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 (4928221439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29939 + ... + 103695.

It is an arithmetic number, because the mean of its divisors is an integer number (622701915).

Almost surely, 2^4928221469 is an apocalyptic number.

It is an amenable number.

4928221469 is a deficient number, since it is larger than the sum of its proper divisors (53393851).

4928221469 is a wasteful number, since it uses less digits than its factorization.

4928221469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74479.

The product of its digits is 497664, while the sum is 47.

The square root of 4928221469 is about 70201.2925023464. The cubic root of 4928221469 is about 1701.7538380934.

The spelling of 4928221469 in words is "four billion, nine hundred twenty-eight million, two hundred twenty-one thousand, four hundred sixty-nine".