747089 has 4 divisors (see below), whose sum is σ = 853824. Its totient is φ = 640356.

The previous prime is 747073. The next prime is 747107. The reversal of 747089 is 980747.

747089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 747089 - 2⁴ = 747073 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (747049) 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, 53357 + ... + 53370.

It is an arithmetic number, because the mean of its divisors is an integer number (213456).

2⁷⁴⁷⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

747089 is a deficient number, since it is larger than the sum of its proper divisors (106735).

747089 is a wasteful number, since it uses less digits than its factorization.

747089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106734.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 747089 is about 864.3431031714. The cubic root of 747089 is about 90.7383297203.

The spelling of 747089 in words is "seven hundred forty-seven thousand, eighty-nine".