7522748 has 12 divisors (see below), whose sum is σ = 13737360. Its totient is φ = 3597792.

The previous prime is 7522747. The next prime is 7522751. The reversal of 7522748 is 8472257.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7522741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40793 + ... + 40976.

It is an arithmetic number, because the mean of its divisors is an integer number (1144780).

Almost surely, 2^7522748 is an apocalyptic number.

It is an amenable number.

7522748 is a deficient number, since it is larger than the sum of its proper divisors (6214612).

7522748 is a wasteful number, since it uses less digits than its factorization.

7522748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81796 (or 81794 counting only the distinct ones).

The product of its digits is 31360, while the sum is 35.

The square root of 7522748 is about 2742.7628406408. The cubic root of 7522748 is about 195.9410832218.

The spelling of 7522748 in words is "seven million, five hundred twenty-two thousand, seven hundred forty-eight".