8261456 has 40 divisors (see below), whose sum is σ = 19373760. Its totient is φ = 3331584.

The previous prime is 8261453. The next prime is 8261467. The reversal of 8261456 is 6541628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8261453) 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, 266 + ... + 4073.

It is an arithmetic number, because the mean of its divisors is an integer number (484344).

Almost surely, 2^8261456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8261456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9686880).

8261456 is an abundant number, since it is smaller than the sum of its proper divisors (11112304).

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

8261456 is a wasteful number, since it uses less digits than its factorization.

8261456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371 (or 4365 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 8261456 is about 2874.2748650747. The cubic root of 8261456 is about 202.1554859463.

The spelling of 8261456 in words is "eight million, two hundred sixty-one thousand, four hundred fifty-six".