703428 has 36 divisors (see below), whose sum is σ = 1815408. Its totient is φ = 210240.

The previous prime is 703411. The next prime is 703441. The reversal of 703428 is 824307.

703428 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

It is a super-3 number, since 3×703428³ = 1044191633308376256, which contains 333 as substring.

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 703398 and 703407.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 703428.

It is an unprimeable number.

703428 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9600 + ... + 9672.

It is an arithmetic number, because the mean of its divisors is an integer number (50428).

2⁷⁰³⁴²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 703428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907704).

703428 is an abundant number, since it is smaller than the sum of its proper divisors (1111980).

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

703428 is a wasteful number, since it uses less digits than its factorization.

703428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 703428 is about 838.7061463946. The cubic root of 703428 is about 88.9351039770.

The spelling of 703428 in words is "seven hundred three thousand, four hundred twenty-eight".