7449056 has 48 divisors (see below), whose sum is σ = 15876000. Its totient is φ = 3429888.

The previous prime is 7449047. The next prime is 7449059. The reversal of 7449056 is 6509447.

It is a super-2 number, since 2×7449056² = 110976870582272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7449059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21170 + ... + 21518.

It is an arithmetic number, because the mean of its divisors is an integer number (330750).

Almost surely, 2^7449056 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 7449056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7938000).

7449056 is an abundant number, since it is smaller than the sum of its proper divisors (8426944).

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

7449056 is a wasteful number, since it uses less digits than its factorization.

7449056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 7449056 is about 2729.2958798928. The cubic root of 7449056 is about 195.2991769600.

The spelling of 7449056 in words is "seven million, four hundred forty-nine thousand, fifty-six".