747030 has 32 divisors (see below), whose sum is σ = 1844064. Its totient is φ = 193536.

The previous prime is 746989. The next prime is 747037. The reversal of 747030 is 30747.

747030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 746988 and 747006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774 + ... + 1446.

It is an arithmetic number, because the mean of its divisors is an integer number (57627).

2⁷⁴⁷⁰³⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 747030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922032).

747030 is an abundant number, since it is smaller than the sum of its proper divisors (1097034).

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

747030 is a wasteful number, since it uses less digits than its factorization.

747030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720.

The product of its (nonzero) digits is 588, while the sum is 21.

The square root of 747030 is about 864.3089725324. The cubic root of 747030 is about 90.7359410257.

Adding to 747030 its reverse (30747), we get a palindrome (777777).

The spelling of 747030 in words is "seven hundred forty-seven thousand, thirty".