747906 has 16 divisors (see below), whose sum is σ = 1544448. Its totient is φ = 241200.

The previous prime is 747889. The next prime is 747917. The reversal of 747906 is 609747.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

747906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1825 + ... + 2196.

It is an arithmetic number, because the mean of its divisors is an integer number (96528).

2⁷⁴⁷⁹⁰⁶ is an apocalyptic number.

747906 is an abundant number, since it is smaller than the sum of its proper divisors (796542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

747906 is a wasteful number, since it uses less digits than its factorization.

747906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4057.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 747906 is about 864.8155872786. The cubic root of 747906 is about 90.7713941470.

It can be divided in two parts, 747 and 906, that added together give a triangular number (1653 = T₅₇).

The spelling of 747906 in words is "seven hundred forty-seven thousand, nine hundred six".