7480887 has 4 divisors (see below), whose sum is σ = 9974520. Its totient is φ = 4987256.

The previous prime is 7480861. The next prime is 7480903. The reversal of 7480887 is 7880847.

7480887 is digitally balanced in base 3 and base 4, because in such bases 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 a de Polignac number, because none of the positive numbers 2^k-7480887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7480817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1246812 + ... + 1246817.

It is an arithmetic number, because the mean of its divisors is an integer number (2493630).

Almost surely, 2^7480887 is an apocalyptic number.

7480887 is a deficient number, since it is larger than the sum of its proper divisors (2493633).

7480887 is a wasteful number, since it uses less digits than its factorization.

7480887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493632.

The product of its (nonzero) digits is 100352, while the sum is 42.

The square root of 7480887 is about 2735.1210210885. The cubic root of 7480887 is about 195.5769631327.

The spelling of 7480887 in words is "seven million, four hundred eighty thousand, eight hundred eighty-seven".