8477487 has 8 divisors (see below), whose sum is σ = 12559280. Its totient is φ = 5651640.

The previous prime is 8477473. The next prime is 8477507. The reversal of 8477487 is 7847748.

8477487 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8477487 - 2¹² = 8473391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8477587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156964 + ... + 157017.

It is an arithmetic number, because the mean of its divisors is an integer number (1569910).

Almost surely, 2^8477487 is an apocalyptic number.

8477487 is a deficient number, since it is larger than the sum of its proper divisors (4081793).

8477487 is a wasteful number, since it uses less digits than its factorization.

8477487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313990 (or 313984 counting only the distinct ones).

The product of its digits is 351232, while the sum is 45.

The square root of 8477487 is about 2911.6124398690. The cubic root of 8477487 is about 203.9024187284.

The spelling of 8477487 in words is "eight million, four hundred seventy-seven thousand, four hundred eighty-seven".