1454728 has 32 divisors (see below), whose sum is σ = 3035520. Its totient is φ = 648000.

The previous prime is 1454711. The next prime is 1454731. The reversal of 1454728 is 8274541.

It is a self number, because there is not a number n which added to its sum of digits gives 1454728.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5233 + ... + 5503.

It is an arithmetic number, because the mean of its divisors is an integer number (94860).

2^1454728 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 1454728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517760).

1454728 is an abundant number, since it is smaller than the sum of its proper divisors (1580792).

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

1454728 is a wasteful number, since it uses less digits than its factorization.

1454728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 345 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 1454728 is about 1206.1210552843. The cubic root of 1454728 is about 113.3080066436.

The spelling of 1454728 in words is "one million, four hundred fifty-four thousand, seven hundred twenty-eight".