7472791 has 4 divisors (see below), whose sum is σ = 7575232. Its totient is φ = 7370352.

The previous prime is 7472771. The next prime is 7472819. The reversal of 7472791 is 1972747.

7472791 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7472791 - 2²¹ = 5375639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7472791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7472761) 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 3 ways as a sum of consecutive naturals, for example, 51111 + ... + 51256.

It is an arithmetic number, because the mean of its divisors is an integer number (1893808).

Almost surely, 2^7472791 is an apocalyptic number.

7472791 is a deficient number, since it is larger than the sum of its proper divisors (102441).

7472791 is a wasteful number, since it uses less digits than its factorization.

7472791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102440.

The product of its digits is 24696, while the sum is 37.

The square root of 7472791 is about 2733.6406128092. The cubic root of 7472791 is about 195.5063849320.

The spelling of 7472791 in words is "seven million, four hundred seventy-two thousand, seven hundred ninety-one".