8490276 has 36 divisors (see below), whose sum is σ = 22725612. Its totient is φ = 2663424.

The previous prime is 8490271. The next prime is 8490281. The reversal of 8490276 is 6720948.

It is an interprime number because it is at equal distance from previous prime (8490271) and next prime (8490281).

It can be written as a sum of positive squares in 2 ways, for example, as 5336100 + 3154176 = 2310^2 + 1776^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 8490276.

It is not an unprimeable number, because it can be changed into a prime (8490271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6325 + ... + 7548.

It is an arithmetic number, because the mean of its divisors is an integer number (631267).

Almost surely, 2^8490276 is an apocalyptic number.

It is an amenable number.

8490276 is an abundant number, since it is smaller than the sum of its proper divisors (14235336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8490276 is a wasteful number, since it uses less digits than its factorization.

8490276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13900 (or 13895 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 8490276 is about 2913.8078179592. The cubic root of 8490276 is about 204.0049018430.

The spelling of 8490276 in words is "eight million, four hundred ninety thousand, two hundred seventy-six".