7255552 has 40 divisors (see below), whose sum is σ = 14927616. Its totient is φ = 3520512.

The previous prime is 7255529. The next prime is 7255609. The reversal of 7255552 is 2555527.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18753 + ... + 19135.

Almost surely, 2^7255552 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 7255552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7463808).

7255552 is an abundant number, since it is smaller than the sum of its proper divisors (7672064).

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

7255552 is an equidigital number, since it uses as much as digits as its factorization.

7255552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 422 counting only the distinct ones).

The product of its digits is 17500, while the sum is 31.

The square root of 7255552 is about 2693.6131867809. The cubic root of 7255552 is about 193.5932242694.

The spelling of 7255552 in words is "seven million, two hundred fifty-five thousand, five hundred fifty-two".