4787864 has 16 divisors (see below), whose sum is σ = 9367920. Its totient is φ = 2289760.

The previous prime is 4787833. The next prime is 4787869. The reversal of 4787864 is 4687874.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4787869) 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, 12827 + ... + 13194.

It is an arithmetic number, because the mean of its divisors is an integer number (585495).

Almost surely, 2^4787864 is an apocalyptic number.

It is an amenable number.

4787864 is a deficient number, since it is larger than the sum of its proper divisors (4580056).

4787864 is a wasteful number, since it uses less digits than its factorization.

4787864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26050 (or 26046 counting only the distinct ones).

The product of its digits is 301056, while the sum is 44.

The square root of 4787864 is about 2188.1188267551. The cubic root of 4787864 is about 168.5442478166.

The spelling of 4787864 in words is "four million, seven hundred eighty-seven thousand, eight hundred sixty-four".