8262224921 has 8 divisors (see below), whose sum is σ = 8480392200. Its totient is φ = 8044850560.

The previous prime is 8262224911. The next prime is 8262224941. The reversal of 8262224921 is 1294222628.

It can be written as a sum of positive squares in 4 ways, for example, as 2047110025 + 6215114896 = 45245^2 + 78836^2 .

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 8262224921 - 2⁶ = 8262224857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8262224911) 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, 177086 + ... + 218823.

It is an arithmetic number, because the mean of its divisors is an integer number (1060049025).

Almost surely, 2^8262224921 is an apocalyptic number.

It is an amenable number.

8262224921 is a deficient number, since it is larger than the sum of its proper divisors (218167279).

8262224921 is a wasteful number, since it uses less digits than its factorization.

8262224921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396459.

The product of its digits is 55296, while the sum is 38.

The square root of 8262224921 is about 90896.7816867022. The cubic root of 8262224921 is about 2021.6175751135.

The spelling of 8262224921 in words is "eight billion, two hundred sixty-two million, two hundred twenty-four thousand, nine hundred twenty-one".