747284 has 12 divisors (see below), whose sum is σ = 1315104. Its totient is φ = 371544.

The previous prime is 747283. The next prime is 747287. The reversal of 747284 is 482747.

747284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 747284.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747283) 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, 497 + ... + 1319.

It is an arithmetic number, because the mean of its divisors is an integer number (109592).

2⁷⁴⁷²⁸⁴ is an apocalyptic number.

It is an amenable number.

747284 is a deficient number, since it is larger than the sum of its proper divisors (567820).

747284 is a wasteful number, since it uses less digits than its factorization.

747284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054 (or 1052 counting only the distinct ones).

The product of its digits is 12544, while the sum is 32.

The square root of 747284 is about 864.4558982389. The cubic root of 747284 is about 90.7462236638.

The spelling of 747284 in words is "seven hundred forty-seven thousand, two hundred eighty-four".