7275456 has 84 divisors (see below), whose sum is σ = 22110192. Its totient is φ = 2279424.

The previous prime is 7275451. The next prime is 7275479. The reversal of 7275456 is 6545727.

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 7275456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7275451) 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, 9421 + ... + 10163.

Almost surely, 2^7275456 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 7275456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11055096).

7275456 is an abundant number, since it is smaller than the sum of its proper divisors (14834736).

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

7275456 is a wasteful number, since it uses less digits than its factorization.

7275456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778 (or 765 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 7275456 is about 2697.3053219834. The cubic root of 7275456 is about 193.7700893495.

The spelling of 7275456 in words is "seven million, two hundred seventy-five thousand, four hundred fifty-six".