728362 has 8 divisors (see below), whose sum is σ = 1096992. Its totient is φ = 362700.

The previous prime is 728333. The next prime is 728369. The reversal of 728362 is 263827.

728362 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×728362² = 1061022406088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 728362.

It is not an unprimeable number, because it can be changed into a prime (728369) by changing a digit.

728362 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 3 ways as a sum of consecutive naturals, for example, 37 + ... + 1207.

It is an arithmetic number, because the mean of its divisors is an integer number (137124).

2⁷²⁸³⁶² is an apocalyptic number.

728362 is a deficient number, since it is larger than the sum of its proper divisors (368630).

728362 is a wasteful number, since it uses less digits than its factorization.

728362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484.

The product of its digits is 4032, while the sum is 28.

The square root of 728362 is about 853.4412692154. The cubic root of 728362 is about 89.9737371930.

The spelling of 728362 in words is "seven hundred twenty-eight thousand, three hundred sixty-two".