8274008421 has 24 divisors (see below), whose sum is σ = 13862548544. Its totient is φ = 4657435200.

The previous prime is 8274008419. The next prime is 8274008423. The reversal of 8274008421 is 1248004728.

It is an interprime number because it is at equal distance from previous prime (8274008419) and next prime (8274008423).

It is not a de Polignac number, because 8274008421 - 2¹ = 8274008419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8274008423) 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 23 ways as a sum of consecutive naturals, for example, 975880 + ... + 984321.

Almost surely, 2^8274008421 is an apocalyptic number.

It is an amenable number.

8274008421 is a deficient number, since it is larger than the sum of its proper divisors (5588540123).

8274008421 is a wasteful number, since it uses less digits than its factorization.

8274008421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960281 (or 1960278 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 36.

The square root of 8274008421 is about 90961.5766189219. The cubic root of 8274008421 is about 2022.5781886334.

The spelling of 8274008421 in words is "eight billion, two hundred seventy-four million, eight thousand, four hundred twenty-one".