7481152 has 28 divisors (see below), whose sum is σ = 16967200. Its totient is φ = 3206016.

The previous prime is 7481143. The next prime is 7481167. The reversal of 7481152 is 2511847.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an Ulam number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 7481152.

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, 7902 + ... + 8797.

Almost surely, 2^7481152 is an apocalyptic number.

It is an amenable number.

7481152 is an abundant number, since it is smaller than the sum of its proper divisors (9486048).

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

7481152 is a wasteful number, since it uses less digits than its factorization.

7481152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16718 (or 16708 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 7481152 is about 2735.1694645853. The cubic root of 7481152 is about 195.5792724526.

Adding to 7481152 its reverse (2511847), we get a palindrome (9992999).

The spelling of 7481152 in words is "seven million, four hundred eighty-one thousand, one hundred fifty-two".